Reliability and validity of the international physical activity questionnaire compared to calibrated accelerometer cut-off points in the quantification of sedentary behaviour and physical activity in older adults.
Declan John RyanJorgen A WullemsGeorgina K StebbingsChristopher I MorseClaire E StewartGladys L Onambele-PearsonPublished in: PloS one (2018)
Our data suggests that the IPAQ is not suitable for assessing older adults habitual physical behaviour.