From: Longitudinal, cross-cohort comparison of physical activity patterns in Chinese mothers and children
 | 2000 Cohort (Baseline 2000; Follow-up 2004) | 2004 Cohort (Baseline 2004; Follow-up 2006) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Children | Mothers | Children | Mothers | ||||||||
 | Baseline | Follow-up | Annual change | Baseline | Follow-up | Annual change | Baseline | Follow-up | Annual change | Baseline | Follow-up | Annual change |
Total commuting2 | 6.5 (9.8)* | 8.6 (11.5) | 0.5 | 7.2 (8.3)* | 5.9 (12.3) | −0.3 | 8.2 (10.9)* | 8.5 (8.6) | 0.2 | 7.1 (15.2)* | 5.0 (7.7) | −1.1 |
 Walking | 6.0 (8.6)* | 5.6 (11.1) |  | 4.5 (5.9)* | 3.5 (5.7) |  | 6.2 (10.7)* | 5.9 (6.6) |  | 3.9 (10.1)* | 3.3 (5.2) |  |
 Biking | 0.7 (5.8)* | 3.1 (6.4) |  | 3.3 (5.6)* | 3.2 (13.3) |  | 2.1 (5.7)* | 2.6 (7.7) |  | 4.3 (13.6)* | 2.1 (6.0) |  |
Total leisure-time sports2 | 7.5 (17.9)†| 21.1 (48.2) | 3.4 | 1.8 (9.6)* | 2.2 (14.4) | 0.1 | 10.6 (31.2) | 14.7 (33.2) | 2.1 | 2.2 (11.9)* | 3.2 (11.1) | 0.5 |
 Gymnastics | 0.5 (2.5)* | 1.2 (9.4) |  | <0.1 (0.4)* | 0.8 (8.3) |  | 1.4 (6.7)* | 1.7 (7.7) |  | 0.4 (5.0)* | 0.7 (6.5) |  |
 Track, swimming | 4.5 (14.7)* | 8.3 (26.7) |  | 0.3 (3.1)* | 0.2 (2.3) |  | 5.0 (23.6)* | 4.4 (15.2) |  | 1.0 (8.4)* | 1.0 (5.7) |  |
 Ball sports | 1.5 (7.6)* | 8.8 (22.5) |  | 0.2 (1.7)* | 0.9 (8.8) |  | 3.1 (15.0)* | 6.7 (20.9) |  | 0.7 (7.0)* | 0.8 (4.7) |  |
 Other sports | 1.1 (3.7)* | 2.8 (10.2) |  | 1.3 (8.1)* | 0.1 (1.8) |  | 1.1 (6.0)* | 2.0 (7.2) |  | 0.1 (1.4)* | 0.5 (4.1) |  |
Sedentary2 | Â | 21.4 (18.2) | Â | Â | 15.5 (12.6) | Â | Â | 22.6 (11.6) | Â | Â | 15.3 (10.5) | Â |
 TV/DVD watching |  | 12.7 (10.8) |  |  | 13.3 (9.4) |  |  | 14.4 (8.9) |  |  | 12.8 (8.2) |  |
 Board/video games |  | 3.4 (8.2) |  |  | 0.1 (1.4) |  |  | 2.2 (4.2) |  |  | 0.0 (0.0) |  |
 Reading/writing |  | 4.5 (5.2) |  |  | 1.7 (4.8) |  |  | 5.0 (5.2) |  |  | 1.3 (3.7) |  |
 Computer usage |  | 0.8 (3.3) |  |  | 0.4 (2.4) |  |  | 1.0 (3.6) |  |  | 1.3 (5.4) |  |
 Homework3 |  | 13.3 (11.7) |  |  |  |  |  | 3.5 (9.9) |  |  |  |  |