Medscape

Agreement, Reliability and Validity in 3 Shoulder Questionnaires in Patients with Rotator Cuff Disease

Background: Self-report questionnaires play an important role as outcome measures in shoulder research. Having an estimate of the measurement error of these ...
BMJ

Limits to the measurement of habitual physical activity by questionnaires

Despite extensive use over 40 years, physical activity questionnaires still show limited reliability and validity. Measurements have value in indicating conditions where an increase in physical ...
ascopubs.org

Concurrent validity and accuracy of the short-form of international physical activity questionnaire (SF-IPAQ) in a population of Spanish cancer survivors.

Survival in veterans with lung cancer: Cancer cachexia and the importance of weight. This is an ASCO Meeting Abstract from the 2015 ASCO Annual Meeting I. This abstract does not include a full text ...
BMJ

What physical activity surveillance needs: validity of a single-item questionnaire

Background Self-report instruments to assess physical activity are still the most feasible option in many population-wide surveys, and often need to be very short owing to resource constraints. The ...
Medscape

Agreement, Reliability and Validity in 3 Shoulder Questionnaires in Patients with Rotator Cuff Disease

This prospective methodological study was undertaken as a two-step process. First, the OSS and the WORC index were translated and adapted into Norwegian; second the three questionnaires were evaluated ...