Fig. 1From: Association of physical activity with sarcopenia evaluated based on muscle mass and strength in older adults: 2008–2011 and 2014 − 2018 Korea National Health and Nutrition Examination SurveysFlowchart of participant enrolment according to cohort. The KNHANES 2008 − 2011 and KNHANES 2014 − 2018 obtained data on muscle mass and hand grip strength, respectively. KNHANES, Korea National Health and Nutrition Examination Survey; PA, physical activityBack to article page