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Table 3 Multi-exposure model for psychological distress

From: Association between urban environment and mental health in Brussels, Belgium

GHQ-4 Model 1 Model 2 Model 3 Model 4
Factor OR (95% IC) p OR (95% IC) p OR (95% IC) p OR (95% IC) p
BC (1 μg/m3 increase) 0.86 [0.61–1.22] 0.40 0.97 [0.69–1.38] 0.87 0.95 [0.65–1.39] 0.78 0.96 [0.64–1.43] 0.84
Veg. coverage-1 km buffer (25% increase) 0.85 [0.64–1.14] 0.29 1.05 [0.78–1.40] 0.75 1.06 [0.78–1.44] 0.70 1.03 [0.75–1.41] 0.86
View of green (10 units increase) 1.03 [0.84–1.25] 0.77 1.03 [0.84–1.26] 0.78 0.95 [0.85–1.28] 0.64 1.06 [0.87–1.30] 0.57
Density of tree (25 trees/100 m increase) 1.07 [0.72–1.60] 0.73 1.12 [0.74–1.67] 0.60 1.07 [0.96–1.06] 0.74 1.06 [0.70–1.59] 0.79
Noise from multi. Source Lden (1 dB increase) 1.01 [0.98–1.04] 0.50 1.01 [0.98–1.04] 0.46 1.01 [0.98–1.04] 0.52 1.01 [0.98–1.05] 0.35
Canyon effect (1 unit increase) 1.20 [0.80–1.80] 0.38 1.29 [0.83–2.01] 0.26 1.42 [0.91–2.23] 0.12 1.32 [0.84–2.06] 0.23
Corridor effect (1 unit increase) 0.96 [0.66–1.41] 0.85 1.04 [0.70–1.55] 0.84 1.03 [0.00-1.53] 0.86 1.10 [0.74–1.63] 0.62
Social support (Poor vs strong)      2.13 [1.44–3.13] < 0.001 1.94 [1.29–2.92] < 0.001
Physical activity (Minimal active vs inactive)      1.07 [0.74–1.55] 0.70 1.13 [0.77–1.66] 0.52
 Enough active vs inactive      0.48 [0.30–0.79] < 0.001 0.55 [0.34–0.88] 0.01
Chronic condition (Yes vs no)        2.38 [1.67–3.39] < 0.001
  1. Notes: Models 2,3, 4 were adjusted for sex, age, family composition, reported household income, highest household educational level and year. Model 3 was additionally adjusted for physical activity and social support. Model 4 was additionally adjusted for chronic condition