Three age-specific versions contained minor wording differences.
The Peds-QL also offers age-specific versions of its instrument for ages 2 7, 8 12, 13 16.
The Peds-QL coverelevantant domains and offers age-specific versions and could be a good candidate for the first approach.
There are three separate age-specific versions for children aged 4-7, 8-12 and 13-18 years with questions that are phrased age appropriately.
Age-specific versions of both child and parent reports will be used for the age groups 6 7 years, 8 12 years and 13 18 years.
Health-related quality of life was measured by German age-specific self-report versions and parent-proxy versions of the KINDL-R questionnaire [ 27].
Importantly, however, the criteria for raised PSA referrals were the same in both versions (that is, age-specific PSA).
HRQoL was measured by age-specific self-report and parent proxy versions of the revised German KINDL-R questionnaire [ 35, 36].
Parent proxy-reports and age-specific child self-reports were similar versions, with formulations appropriate to the understanding of the responder.
We used the Joinpoint Regression Program version 3.5.2 (National Cancer Institute, Bethesda, MD) to find age-specific inflection points (i.e., joinpoints, breakpoints, or knots) in the prevalence of diabetes by 5-year age-groups (10).
This study provides gender- and age-specific norms by rater for Japanese schoolchildren and further evidence that the psychometric properties of the Japanese version of the parent and teacher SDQs are satisfactory.
