Table 1

Baseline characteristics of partcipants by baseline PA level

CharacteristicSelf-reported baseline PA level
LowModerateHighOverall
Number, n (%)13 760 (40.4)8248 (24.2)12 053 (35.4)34 061 (100.0)
Male, n (%)5275 (38.3)3656 (44.3)5950 (49.4)14 881 (43.7)
Age, mean (SD)42.8 (10.8)41.3 (11.0)41.7 (11.3)42 (11.1)
Months to first PA event, mean (SD)17.7 (16.5)17.9 (16.7)17.5 (16.2)17.7 (16.4)
PA (min/week), mean (SD)62.8 (129.7)98 (26.0)282.9 (230.0)149.2 (188.8)
Sedentary (hours/day), mean (SD)10.5 (4.4)9.7 (4.1)9.1 (4.1)9.8 (4.3)
Kessler Stress Score, mean (SD)15.4 (5.3)14.3 (4.4)13.4 (3.9)14.4 (4.7)
Alcohol (drinks/week), mean (SD)2.3 (4.5)2.6 (4.1)2.5 (3.7)2.4 (4.1)
Fruit and vegetable (daily servings), mean (SD)2.6 (1.6)3.0 (1.6)3.5 (1.9)3.0 (1.8)
Sleep (hours), mean (SD)6.8 (1.1)6.9 (1.0)7.0 (1.0)6.9 (1.0)
Biological age differential, mean (SD)8.1 (4.3)4.6 (3.9)2.3 (3.4)5.2 (4.7)
Current smoker, n (%)486 (13.4)206 (10.5)299 (11.1)991 (12.0)
  • PA, physical activity.