Table 4.
Regression models for change in outdoor physical activity between baseline and follow-up, according to quartile of greenspace.
| Model 1 Adjusted for baseline PA (n=15636, adjusted R2 19.8%) |
Model 2 Adjusted for baseline PA, age, sex, BMI, social class and marital status (n=15116, adjusted R2 19.8%) |
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|---|---|---|---|---|---|---|---|---|---|---|
| 95% CI |
95% CI |
|||||||||
| Coeff. | Lower | Upper | P | P trend | Coeff. | Lower | Upper | P | P trend | |
| Quartile of greenspace: quartile 1 (least green, ref) | 1.00 | <0.001 | 1.00 | 0.007 | ||||||
| quartile 2 | 0.73 | −0.14 | 1.61 | 0.101 | 0.77 | −0.13 | 1.67 | 0.095 | ||
| quartile 3 | 1.07 | 0.20 | 1.95 | 0.017 | 0.85 | −0.06 | 1.75 | 0.066 | ||
| quartile 4 (most green) | 1.74 | 0.86 | 2.62 | <0.001 | 1.28 | 0.38 | 2.19 | 0.006 | ||
| Baseline PA (MET h/wk) | −0.74 | −0.76 | −0.71 | <0.001 | −0.74 | −0.76 | −0.71 | <0.001 | ||
| Age at 2HC (years) | −0.19 | −0.22 | −0.15 | <0.001 | ||||||
| Sex (ref=female) | 0.53 | −0.12 | 1.18 | 0.112 | ||||||
| BMI (kg/m2) | −0.16 | −0.24 | −0.08 | <0.001 | ||||||
| Social class (ref=non-manual) | −0.71 | −1.37 | −0.05 | 0.036 | ||||||
| Marital status (ref=not married) | 1.03 | 0.20 | 1.86 | 0.015 | ||||||
| Constant | 3.64 | 3.00 | 4.29 | <0.001 | 19.11 | 15.93 | 22.30 | <0.001 | ||