Bivariate associations between aerobic PA ≥1 day/week and potential predictor variables
| Aerobic PA ≥1 day/week | P values* | |||||
| Yes | No | |||||
| % | 95% CI | % | 95% CI | |||
| 1 | Sex | |||||
| Women (n=622) | 48.7 | (44.7 to 52.7) | 51.3 | (47.3 to 55.3) | 0.158 | |
| Men (n=562) | 44.7 | (40.1 to 49.4) | 55.3 | (50.6 to 59.9) | ||
| Age group | <0.001 | |||||
| 50–60 years (n=713) | 38.8 | (35.1 to 42.8) | 61.2 | (57.2 to 64.9) | ||
| 61–78 years (n=471) | 58.8 | (54.1 to 63.4) | 41.2 | (36.6 to 45.9) | ||
| Socioeconomic status | ||||||
| Low (n=151) | 70.2 | (62.0 to 77.3) | 29.8 | (22.7 to 38.0) | <0.001 | |
| Middle (n=712) | 47.9 | (43.8 to 52.0) | 52.1 | (48.0 to 56.2) | ||
| High (n=307) | 31.9 | (27.0 to 37.3) | 68.1 | (62.7 to 73.0) | ||
| Chronic disease | ||||||
| No (n=869) | 44.1 | (40.5 to 47.7) | 55.9 | (52.3 to 59.5) | 0.006 | |
| Yes (n=312) | 53.8 | (47.6 to 60.0) | 46.2 | (40.0 to 52.4) | ||
| Obesity | ||||||
| Yes (n=297) | 53.5 | (47.4 to 59.5) | 46.5 | (40.5 to 52.6) | 0.005 | |
| No (n=884) | 44.6 | (41.2 to 48.0) | 55.4 | (52.0 to 58.8) | ||
| 2 | Living with a spouse | |||||
| No (n=216) | 57.4 | (51.1 to 63.4) | 42.6 | (36.6 to 48.9) | <0.001 | |
| Yes (n=952) | 44.1 | (40.5 to 47.8) | 55.9 | (52.2 to 59.5) | ||
| Social support | ||||||
| Low (n=100) | 65.0 | (55.4 to 73.5) | 35.0 | (26.5 to 44.6) | <0.001 | |
| High (n=1063) | 44.9 | (41.6 to 48.2) | 55.1 | (51.8 to 58.4) | ||
| Leisure time PA | ||||||
| Every week (n=784) | 38.6 | (34.8 to 42.6) | 61.4 | (57.4 to 65.2) | <0.001 | |
| Not every week (n=374) | 62.8 | (57.6 to 67.8) | 37.2 | (32.2 to 42.4) | ||
| 3 | At least one health programme | |||||
| Yes (n=124) | 34.7 | (26.7 to 43.6) | 65.3 | (56.4 to 73.3) | 0.005 | |
| No (n=1060) | 48.2 | (44.8 to 51.7) | 51.8 | (48.3 to 55.2) | ||
| Smoking status | ||||||
| Smoker (n=188) | 49.5 | (41.7 to 57.3) | 50.5 | (42.7 to 58.3) | 0.406 | |
| Non-smoker (n=985) | 46.0 | (42.5 to 49.5) | 54.0 | (50.5 to 57.5) | ||
| 4 | Residential area size | |||||
| Rural (n=249) | 48.6 | (42.1 to 55.1) | 51.4 | (44.9 to 57.9) | 0.873 | |
| Small-sized city (n=247) | 48.2 | (39.4 to 57.1) | 51.8 | (42.9 to 60.6) | ||
| Medium-sized city (n=318) | 45.9 | (39.6 to 52.4) | 54.1 | (47.6 to 60.4) | ||
| Metropolitan city (n=370) | 45.4 | (40.5 to 50.4) | 54.6 | (49.6 to 59.5) | ||
| Satisfaction with residential area | 0.711 | |||||
| Not satisfied (n=308) | 47.1 | (42.0 to 52.2) | 52.9 | (47.8 to 58.0) | ||
| Satisfied (n=855) | 46.0 | (42.2 to 49.7) | 54.0 | (50.3 to 57.8) | ||
1: individual factors; 2: interpersonal factors; 3: behavioural factors; 4: environmental factors.
*Pearson’s chi-squared test with Rao-Scott correction.
PA, physical activity.