Duncan J. Macfarlane|Anson K.C. Chan|Ester Cerin
Examining the validity and reliability of the Chinese version of the International Physical Activity Questionnaire, long form (IPAQ-LC)
University of Hong Kong|University of Hong Kong|University of Hong Kong
investigate reliability validity long format chinese version international physical activity questionnaire ipaqlccrosssectional study examining reliability validity ipaqlc compared physical activity log palog objective accelerometryselfreported physical activity pa hong kong adultsa total eightythree chinese adults fortyseven males thirtysix females asked wear actitrainer accelerometer mtiactigraph fort walton beach fl usa 10 h 7 complete palog end day complete ipaqlc day 8 subsample twentyeight adults ipaqlc also administered day 11 assess reliabilitythe ipaqlc good testretest reliability grouped activities intraclass correlation coefficients ranging 074 097 vigorous moderate walking total pa betweentest effect sizes small 049 spearman correlation coefficients statistically significant vigorous pa r 028 moderate walking pa r 027 well overall pa r 035 compared accelerometrybased criterion measures none ipaq activity categories correlated significantly palog absolute units ipaq light overall pa differ significantly accelerometry measures yet overall pa able faithfully discriminate quartiles pa p 0019 compared accelerometrythe ipaqlc demonstrated adequate reliability showed sufficient evidence validity assessing overall levels habitual pa used hong kong adults