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Table 1 Age distribution in different waves of the survey

From: Association between physical activity trajectories and successful aging in middle-aged and elderly Chinese individuals: a longitudinal study

Age (years)

Wave 2

Wave 3

Wave 4

Wave 5

45—59

831(58.8)

730(51.6)

583(41.2)

490(34.6)

60—74

507(35.8)

621(43.9)

719(50.8)

772(54.6)

≥ 75

33(2.3)

48(3.3)

106(7.5)

147(10.4)