Fig. 1From: Mortality and cause of death in physical activity and insufficient physical activity participants: a longitudinal follow-up study using a national health screening cohortA schematic illustration of the participant selection process that was used in the present study. Of a total of 514,866 participants, 167,413 of physical activity (PA) participants were matched with 167,413 insufficient PA participants for age, sex, income, and region of residenceAbbreviations: NHIS-NSC, Korean National Health Insurance Service-National Sample Cohort; PA, physical activity.Back to article page