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. 2018 Mar 15;49(1):149–161. doi: 10.1017/S0033291718000612

Table 1.

Baseline characteristicsa

Control group Current diagnoses of depression/anxiety
(n = 1197) (n = 1783) P N
Sociodemographic factors
Age (years) 43 (14) 41 (12) 0.004 2980
Women (%) 65 67 0.17 2980
Education (years) 13 (3.2) 12 (3.3) <0.001 2980
Household income (€ net/month) (%) <0.001 2973
Low (⩽1400 €) 21 30
Medium (1401–2600 €) 37 39
High (>2600 €) 43 31
Neighbourhood characteristics
Urbanization grade (%) 0.15 2980
Extreme (⩾2500 addresses/km2) 42 43 1262
Strong (1500–2500 addresses/km2) 24 22 679
Moderate (1000–1500 addresses/km2) 19 19 558
Hardly (500–1000 addresses/km2) 7.1 9.2 249
Not (<500 addresses/km2) 8.7 7.2 232
Neighbourhood socioeconomic factors
Socioeconomic status score 0.16 (−0.18, 0.65) 0.04 (−0.97, 0.59) 0.02 2966
Home value (in k€) 198 (155, 244) 207 (157, 248) 0.12 2980
Social security beneficiaries (per 1000 households) 45 (27, 72) 45 (22, 82) 0.08 2975
Immigrants (%) in neighbourhood 20 (14, 32) 21 (13, 34) 0.21 2980
Neighbourhood physical factors
Air pollution: PM2.5 absorbance (10−5 m−1) 1.36 (0.27) 1.38 (0.27) 0.006 2977
Road-, rail- and air-traffic noise (Lden, dB/24 hours) 55.2 (53.0, 56.8) 55.4 (53.4, 57.1) 0.02 2977
Green space in neighbourhood (% of land use) 18 (9.2, 40) 18 (9.0, 38) 0.27 2899
Water in neighbourhood (% of land use) 4.4 (1.3, 7.1) 4.5 (2.2, 8.0) 0.004 2899
Neighbourhood social factors
Social cohesion score −6.4 (−14, 2.6) −7.8 (−15, 1.9) 0.007 2973
Safety score −20 (−35, 4.5) −21 (−40, 7.0) 0.07 2973
Clinical characteristics
Severity of depressive symptoms 9.0 (4.0, 15) 28 (19, 37) <0.001 2941
Severity of anxiety symptoms 4.0 (1.0, 8.0) 15 (9.0, 23) <0.001 2945
Severity of fear symptoms 11 (4.0, 20) 30 (16, 46) <0.001 2945
a

Values are illustrated as mean (standard deviation; s.d.), median (interquartile range; IQR) or percentages (%). Household income is presented in categories for illustrative purposes; a continuous variable was used in the multilevel regression analyses. N-values could vary from total N = 2980 due to missings on individual measures.