Table 6. Hazard ratios from Cox regression, showing the association between neighbourhood greenspace exposure and incident CVD, stratified according to occupation.
| Model 3 Manual occupation (N = 9489) | Model 4 Non-manual occupation (N = 14270) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 95% CI | 95% CI | |||||||||||||
| n | Person years (1000) | HR | Lower | Upper | p | p trend | n | Person years (1000) | HR | Lower | Upper | p | p trend | |
| Greenspace quartile | 0.829 | <0.001 | ||||||||||||
| 1 (least green, ref) | 2593 | 35.9 | 1.00 | 3342 | 48.3 | 1.00 | ||||||||
| 2 | 2593 | 36.6 | 0.94 | 0.88 | 1.01 | 0.093 | 3352 | 48.6 | 0.99 | 0.93 | 1.06 | 0.788 | ||
| 3 | 2205 | 31.1 | 0.96 | 0.88 | 1.03 | 0.255 | 3761 | 56.2 | 0.90 | 0.84 | 0.96 | 0.003 | ||
| 4 (most green) | 2098 | 30.3 | 0.99 | 0.91 | 1.07 | 0.752 | 3815 | 58.7 | 0.89 | 0.83 | 0.95 | 0.001 | ||
Age is used as the underlying time scale. All models adjusted for confounders of sex, BMI, prevalent diabetes and neighbourhood SES. CI: confidence interval.