Table 1 Selected characteristics of participants by gender and residential density in 2017, in Nanjing of China a
Overall | Gender | P value | Residential densitya | P value | ||||
|---|---|---|---|---|---|---|---|---|
Men | Women | Lower | Middle | Higher | ||||
Number | 1551 | 47.8 (741) | 52.2 (810) | 27.2 (422) | 34.3 (532) | 38.5 (597) | ||
Age (years, Mean ± SD) | 54.7 ± 11.1 | 54.8 ± 11.4 | 54.7 ± 10.9 | 0.97 | 55.8 ± 10.8 | 54.4 ± 10.9 | 54.3 ± 11.5 | 0.08 |
Age group (years) | ||||||||
-49 (younger) | 35.9 (557) | 36.8 (273) | 35.1 (284) | 0.10 | 31.0 (131) | 36.7 (195) | 38.7 (231) | 0.07 |
50–64 (middle-aged) | 42.0 (652) | 39.4 (292) | 44.4 (360) | 44.1 (186) | 43.6 (232) | 39.2 (234) | ||
65+ (elder) | 22.1 (342) | 23.8 (176) | 20.5 (166) | 24.9 (105) | 19.7 (105) | 22.1 (132) | ||
Educational attainment (years) | ||||||||
≤ 9 | 47.3 (733) | 40.2 (298) | 53.7 (435) | <0.01 | 65.5 (277) | 44.4 (236) | 36.9 (220) | <0.01 |
10–12 | 30.0 (466) | 32.4 (240) | 27.9 (226) | 21.8 (92) | 34.4 (183) | 32.0 (191) | ||
≥ 13 | 22.7 (352) | 27.4 (203) | 18.4 (149) | 12.6 (53) | 21.2 (113) | 31.2 (186) | ||
BMI Category (kg/m2) | ||||||||
< 24 | 48.7 (755) | 45.5 (337) | 51.6 (418) | <0.01 | 42.9 (181) | 47.2 (251) | 54.1 (323) | <0.01 |
24+ | 51.3 (796) | 54.5 (404) | 48.4 (392) | 57.1 (241) | 52.8 (281) | 45.9 (274) | ||
Physical activity time (mins/week) | ||||||||
<150 | 71.5 (1109) | 71.8 (532) | 71.2 (577) | 0.82 | 63.3 (267) | 67.7 (360) | 80.7 (482) | <0.01 |
≥ 150 | 28.5 (442) | 28.2 (209) | 28.8 (233) | 36.7 (155) | 32.3 (172) | 19.3 (115) | ||