Four week old infants in primary care receive precall letter from the general practice compared with the same age infants at practices with usual care to improve immunisation rates in young chlidre

Not Applicable

Completed

• Conditions: Infant immunisation series; Public Health - Health service research

• Registration Number: ACTRN12608000302358
• Lead Sponsor: Z Health Research Council

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2008-06-17
• Last Update Posted: 13 January 2020

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 1000

Inclusion Criteria

General practices in the Auckland District Health Board (ADHB) birth cohort of approximately 8000 newborn children recorded on the National Immunisation Register (NIR).

Sample Size
Approximately 1000 infants (500 in control and 500 in intervention arm) will be followed.

Exclusion Criteria

Practices which do not immunise children

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Measure immunisation coverage at age 8 weeks to assess timeliness and coverage of the 6 week immunisation. The coverage will be measured using the National Immunisation Register (NIR) accessed through the Auckland district Health Board.[8 weeks]

Secondary Outcome Measures

Name	Time	Method
Measure immunisation coverage at age 14 weeks to assess timeliness and coverage of 3 month immunisation. The coverage will be measured using the National Immunisation Register (NIR) accessed through the Auckland district Health Board.[14 weeks];Measure coverage and timeliness for the primary course of infant immunisations (given at 6 weeks, 3 months and 5 months) at age 6 months. The coverage will be measured using the National Immunisation Register (NIR) accessed through the Auckland district Health Board.[6 months];Measure coverage and timeliness for the primary course of infant immunisations (given at 6 weeks, 3 months and 5 months) at age 6 months. The coverage will be measured using the National Immunisation Register (NIR) accessed through the Auckland district Health Board.[6 months]