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Tai Chi and Hip School for Patients With Hip-OA.

Not Applicable
Completed
Conditions
Osteoarthritis
Interventions
Other: Hip school or Tai CHi for arthritis
Registration Number
NCT03872869
Lead Sponsor
Lund University
Brief Summary

A randomized, controlled study was conducted in southern Sweden with two intervention programs for individuals with X-ray-verified hip osteoarthritis (OA). The patients were randomized to 1 of 3 groups; namely Hip School, Tai Chi for Arthritis (TCA), or a group receiving no intervention. The results showed significant improvement in physical function and self-efficacy within the interventions groups Tai Chi and Hip School. The Tai Chi group showed improvement in body awareness and quality of movements, and in self-efficacy between baseline and 6- month follow-up. The Hip School group showed significant improvement in body awareness and quality of movements between baseline and 6-month follow-up.

Detailed Description

A randomized, controlled study was conducted in southern Sweden with two intervention programs for individuals with X-ray-verified hip OA. The patients were randomized to 1 of 3 groups; namely Hip School, TCA, or a group receiving no intervention. A total of 89 subjects attended the baseline appointment and were randomized to one of the three groups. Physical function was assessed using, the Hip Osteoarthritis Outcomes Score (HOOS, Swedish version L.K 1.1), an observational assessment of movements the Body Awareness Scale Movement Quality (BAS MQ) and the Six Minute Walk Test (6MWT). For assessment of HRQL the Medical Outcomes Study 36-Item Short Form Health Survey (SF-36) was used. The Arthritis Self-Efficacy Scale (ASES) records the patient's self-reported judgment of what he/she can do regardless of the degree of functional limitations or skill. Six months after the final intervention all subjects were examined and assessed following the same procedure as at baseline. The 12 months follow-up contained the three questionnaires, HOOS, ASES and SF- 36 were sent out by mail. The results showed significant improvement in physical function and self-efficacy within the interventions groups Tai Chi and Hip School. The Tai Chi showed improvement in BAS MQ, focusing on body awareness and quality of movements, and in self-efficacy between baseline and 6- month follow-up. The Hip School group showed significant improvement in BAS MQ between baseline and 6-month follow-up.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
89
Inclusion Criteria
  • X-ray-verified hip OA, no walking aid and no joint replacements in the hips or knees.
Exclusion Criteria
  • no OA, joint replacement

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Hip SchoolHip school or Tai CHi for arthritisThe participants in the Hip School were required to attend three 1.5 hour classes which were conducted by specially trained physiotherapists in premise at Lund University.
Tai Chi for arthritis (TCA)Hip school or Tai CHi for arthritisThe treatment intervention with TCA was scheduled in a group setting. Class size for Tai Chi groups was 8- 10 individuals. The group was led by a physiotherapist, specially trained in the concept, in premise at Lund University. The participants in the Tai Chi group were required to attend classes for 12-16 one- hour sessions, twice a week for the first four weeks and then once a week.
Primary Outcome Measures
NameTimeMethod
Change in Hip Osteoarthritis Outcomes Score (HOOS, Swedish version L.K 1.1)Baseline, 6 month, 12 month

An instrument for assessing patients' options and limitations associated with their hip problems. The questionnaire consists of 39 items in 5 subscales, pain (P, 9 items), other symptoms including stiffness (S, 5 items), activity limitations daily living (ADL, 17 items), activity limitations recreation and sport (SP, 4 items) and hip-related quality of life (QOL, 4 items).

Secondary Outcome Measures
NameTimeMethod
Change in The Six Minute Walk Test (6MWT).Baseline, 6 month

Timed walking tests are used to evaluate functional exercise performance and measure the ability to carry-out the activities of daily life. The total distance in meters covered in 6 minutes was recorded.

Change in The Body Awareness Scale Movement Quality (BAS MQ)Baseline, 6 month

A physiotherapeutic assessment focusing on body awareness and quality of movements, including quality of everyday functional movements and movement behavior, assessed through observation from a structured movement test.

Change in Medical Outcomes Study 36-Item Short Form Health Survey (SF-36)Baseline, 6 month, 12 month

Assessment of HRQL. SF-36 has two summary scales: a Physical Component Scale, PCS, with four subscales: physical functioning (PF, 10 items), role limitation owing to physical health problems (RP, 4 items), bodily pain (BP, 2 items), general health perception (GH, 5 items) as well as a Mental Component Scale, MCS, with four subscales: vitality (VT, 4 items), social functioning (SF, 2 items), role limitation owing to emotional problems (RE, 3 items) and mental health (MH, 5 items). The scores on all subscales range from 0 to 100, with higher scores indicating better health states.

Change in The Arthritis Self-Efficacy Scale (ASES)Baseline 6 month, 12 month

Patient's self-reported judgment of what he/she can do regardless of the degree of functional limitations or skill. The ASES consist of 20 items (3 subscales and a total score) which measures: a person's perceived ability to control pain (SEP, 5 items), self-efficacy to perform functions in daily living (SEF, 9 items) and the self-efficacy to control other symptoms related to chronic disease (SEOS, 6 items). Each item ranges from 10=very uncertain to 100=very certain to accomplish the described task. Each subscale is scored by calculating the mean of the items. A higher score indicates better self-efficacy.

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