Table 4 Odds ratios (95% CI) for better mental health scores (SF-12, MCS), according to the level of perceived greenness, walking for recreation, social coherence and local social interaction
nModel 1 (unadjusted)Model 2 (adjusted)†Model 3 (adjusted)‡
Perceived greenness
    Low5551.001.001.00
    Medium7101.22 (0.97 to 1.52)1.12 (0.89 to 1.41)1.07 (0.84 to 1.35)
    High6301.93 (1.53 to 2.44)***1.60 (1.26 to 2.04)***1.44 (1.13 to 1.85)**
Walking for recreation§
    Low9351.00
    High9601.33 (1.10 to 1.61)**
Social coherence score
    Low8911.00
    High10041.39 (1.14 to 1.71)**
Local social interaction
    Low9501.00
    High9451.02 (0.84 to 1.25)
  • *p<0.05, **p<0.01, ***p<0.001

  • †Adjusted for age, education, work status, household income and marital status.

  • ‡Adjusted for age, education, work status, household income, marital status, walking for recreation, social coherence score and local social interaction.

  • §Low: 8.6 minutes/day or less; High: more than 8.6 minutes/day.