A Prospective, Open-label, Long-term Safety and Efficacy Study of Teduglutide in Japanese Pediatric Subjects With Short Bowel Syndrome Who Completed SHP633-302

Number of Participants With Treatment-emergent Adverse Events (TEAEs)

Time Frame: From Baseline up to follow-up (up to 50 months)

An Adverse Event (AE) was any untoward medical occurrence in a clinical investigation participant administered a pharmaceutical product and that does not necessarily have a causal relationship with this treatment. TEAEs were defined as any AEs whose onset occurred, severity worsened or intensity increased after receiving the investigational product (IP) in the core study (SHP633-302 \[NCT02980666\]) or this extension study. Number of participants with TEAEs were reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Number of Participants With Clinically Significant Abnormalities in Vital Signs

Time Frame: From Baseline up to follow-up (up to 50 months)

Vital sign assessments included pulse rate, blood pressure (systolic and diastolic blood pressure) and body temperature. Number of participants with clinically significant abnormalities in vital signs which were deemed clinically significant by the investigator were reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Percent Change From Baseline in Average Bristol Stool Form Score at EOT of Last Cycle During Teduglutide Treatment

Time Frame: Baseline, EOT of last cycle (up to Month 45) (Each Cycle 1 to 8 = 24 weeks, and Cycle 9 = 4 weeks)

Fecal output was recorded over a 48-hour period of PS stability before every scheduled site visit and within 1 week of implementing any PS adjustment. The average daily fecal output was summarized the average typical stool form score using Bristol Stool Form Scale. The average typical stool form score was calculated as (sum of the daily data in a 48-hour period / 2). Typical Stool Form based on Bristol Stool Form Scale: 1 - Separate hard lumps, hard to pass, 2 - Sausage-shaped, but lumpy, 3 - Like a sausage but with cracks on the surface, 4- Like a sausage or snake, smooth and soft, 5- Soft blobs with clear-cut edges, 6- Fluffy pieces with ragged edges, a mushy stool, 7- Watery, no solid pieces. Entirely liquid. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]). A negative change from baseline indicates improvement.

Number of Participants With Clinically Significant Changes in Gastrointestinal (GI) Specific Testing

Time Frame: Baseline, EOT of last cycle (up to Month 45) (Each Cycle 1 to 8 = 24 weeks, and Cycle 9 = 4 weeks)

GI specific testing included colonoscopy or sigmoidoscopy, abdominal ultrasound, fecal occult blood testing, upper GI series with small bowel follow-through (UGI/SBFT). Number of participants with clinically significant changes findings in gastrointestinal specific testing were reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Number of Participants With Clinically Significant Abnormalities in Laboratory Parameters

Time Frame: From Baseline up to follow-up (up to 50 months)

Clinical laboratory parameters included biochemistry, hematology and urinalysis. Number of participants with clinically significant abnormalities in laboratory parameters which were deemed clinically significant by the investigator were reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Percent Change From Baseline in Average Total Urine Output at End of Treatment (EOT) of Last Cycle During Teduglutide Treatment

Time Frame: Baseline, EOT of last cycle (up to Month 45) (Each Cycle 1 to 8 = 24 weeks, and Cycle 9 = 4 weeks)

Average total urine output was recorded over a 48-hour period of parental support (PS) stability before every scheduled site visit and within 1 week of implementing any PS adjustment. The Average daily urine output milliliter per kilogram per day (mL/kg/day) was calculated as: (Total urine output over 48 hours / 2) / body weight (kilogram \[kg\]) where total urine output was calculated as the sum of the urine output in milliliter (mL) and the urine-only diaper weights in gram (g) (1g = 1mL) for the participant collected on the output diary form of electronic case report from (eCRF). Percent change from baseline in average total urine output at EOT of last cycle during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Percent Change From Baseline in Average Stool/Mixed Stool Diaper Weight at EOT of Last Cycle During Teduglutide Treatment

Time Frame: Baseline, EOT of last cycle (up to Month 45) (Each Cycle 1 to 8 = 24 weeks, and Cycle 9 = 4 weeks)

Fecal output was recorded over a 48-hour period of PS stability before every scheduled site visit and within 1 week of implementing any PS adjustment. The average daily fecal output was summarized by the average stool/mixed stool diaper weight (gram per kilogram per day \[g/kg/day\]). The body weight was used to calculate the daily stool/mixed stool diaper weight (g/kg/day). Percent change from baseline in average stool/mixed stool diaper weight at EOT of last cycle during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Percent Change From Baseline in Average Number of Stools Per Day at EOT of Last Cycle During Teduglutide Treatment

Time Frame: Baseline, EOT of last cycle (up to Month 45) (Each Cycle 1 to 8 = 24 weeks, and Cycle 9 = 4 weeks)

Fecal output was recorded over a 48-hour period of PS stability before every scheduled site visit and within 1 week of implementing any PS adjustment. The average daily fecal output was summarized by the average number of stools per day. The average number of stools per day was calculated as (sum of the daily data in a 48-hour period/2). Percent change from baseline in average number of stools per day at EOT of last cycle during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Percent Change From Baseline in Average Total Ostomy Output at EOT of Last Cycle During Teduglutide Treatment

Time Frame: Baseline, EOT of last cycle (up to Month 45) (Each Cycle 1 to 8 = 24 weeks, and Cycle 9 = 4 weeks)

Fecal output was recorded over a 48-hour period of PS stability before every scheduled site visit and within 1 week of implementing any PS adjustment. The body weight was used to calculate the average total ostomy output per day (mL/kg/day) using a formula analogous to that used to calculate the average daily urine output. Percent change from baseline in average total ostomy output at EOT of last cycle during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Number of Participants With Anti-drug Antibodies (ADAs) (Including Neutralizing Antibodies) at EOT of Last Cycle During Teduglutide Treatment

Time Frame: Baseline, EOT of last cycle (up to Month 45) (Each Cycle 1 to 8 = 24 weeks, and Cycle 9 = 4 weeks)

Number of participants with ADAs (including NAbs) to teduglutide were used to summarize the presence of antibodies. The participants who tested positive only for ADAs (including NAbs) were reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Body Weight For Age Z-Score at EOT of Last Cycle During Teduglutide Treatment

Time Frame: Baseline, EOT of last cycle (up to Month 45) (Each Cycle 1 to 8 = 24 weeks, and Cycle 9 = 4 weeks)

Body weight was measured using Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in body weight for age Z-Score at EOT of last cycle during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 1 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 1 (up to 24 Weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-Score at EOT of cycle 1 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 2 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 2 (up to 48 weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-score at EOT of Cycle 2 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 4 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 4 (up to 96 weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-score at EOT of Cycle 4 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 3 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 3 (up to 72 weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-score at EOT of Cycle 3 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 5 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 5 (up to 120 weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-score at EOT of Cycle 5 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 8 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 8 (up to 192 weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-score at EOT of Cycle 8 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 6 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 6 (up to 144 weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-score at EOT of Cycle 6 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 7 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 7 (up to 168 weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-score at EOT of Cycle 7 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Height For Age Z-Score at EOT of Cycle 9 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 9 (up to 196 weeks)

Height was measured using Age Z-Score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in height for age Z-score at EOT of Cycle 9 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Head Circumference for Age Z-score at EOT of Cycle 1 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 1 (up to 24 weeks)

Head circumference was measured using Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in head circumference for Age Z-score at EOT of Cycle 1 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Head Circumference for Age Z-score at EOT of Cycle 2 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 2 (up to 48 weeks)

Head circumference was measured using Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in head circumference for Age Z-score at EOT of Cycle 2 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Head Circumference for Age Z-score at EOT of Cycle 3 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 3 (up to 72 weeks)

Head circumference was measured using Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in head circumference for Age Z-score at EOT of Cycle 3 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Head Circumference for Age Z-score at EOT of Cycle 4 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 4 (up to 76 weeks)

Head circumference was measured using Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in head circumference for Age Z-score at EOT of Cycle 4 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in Body Mass Index (BMI) for Age Z-score at EOT of Cycle 1 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 1 (up to 24 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 1 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in BMI for Age Z-score at EOT of Cycle 2 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 2 (up to 48 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 2 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in BMI for Age Z-score at EOT of Cycle 3 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 3 (up to 72 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 3 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in BMI for Age Z-score at EOT of Cycle 4 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 4 (up to 96 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 4 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in BMI for Age Z-score at EOT of Cycle 5 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 5 (up to 120 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 5 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in BMI for Age Z-score at EOT of Cycle 6 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 6 (up to 144 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 6 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in BMI for Age Z-score at EOT of Cycle 7 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 7 (up to 168 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 7 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in BMI for Age Z-score at EOT of Cycle 8 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 8 (up to 192 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 8 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).

Change From Baseline in BMI for Age Z-score at EOT of Cycle 9 During Teduglutide Treatment

Time Frame: Baseline, EOT of Cycle 9 (up to 196 weeks)

BMI Z-score was calculated by using the height and weight Age Z-score. A Z-score was the deviation of the value for an individual from the mean value of the reference population divided by the standard deviation for the reference population. Centers for Disease Control and Prevention (age \>= 2 years old) and World Health Organization (age \< 2 years old) Z-score calculation charts were used for calculation. A negative Z-score indicates values lower than the mean while a positive Z-score indicates values higher than the mean. Change from baseline in BMI for Age Z-score at EOT of Cycle 9 during teduglutide treatment was reported. Baseline refers to the baseline value of the core study (SHP633-302 \[NCT02980666\]).