Asthma medication use* | ||||||
Model 1† | Model 2‡ | Model 3§ | ||||
OR | 95% CI | OR | 95% CI | OR | 95% CI | |
Amount of residential green space¶ (n=5983) | 1.07 | 1.01 to 1.16 | 1.07 | 0.99 to 1.14 | 1.06 | 0.99 to 1.14 |
Frequency of green space visits (n=5881) | ||||||
Never/<1 time per week | ref | ref | ref | ref | ref | ref |
1–2 times/week | 0.81 | 0.65 to 1.02 | 0.85 | 0.68 to 1.07 | 0.85 | 0.68 to 1.07 |
3–4 times/week | 0.69 | 0.54 to 0.87 | 0.74 | 0.58 to 0.95 | 0.74 | 0.58 to 0.94 |
≥5 times/week | 0.72 | 0.56 to 0.93 | 0.76 | 0.59 to 0.99 | 0.76 | 0.59 to 0.99 |
Green view from home (n=5937) | ||||||
No | ref | ref | ref | ref | ref | ref |
Yes, I look at it seldom/occasionally | 1.13 | 0.90 to 1.41 | 1.11 | 0.89 to 1.39 | 1.11 | 0.88 to 1.39 |
Yes, I look at it often | 1.08 | 0.87 to 1.33 | 1.10 | 0.90 to 1.36 | 1.10 | 0.89 to 1.36 |
Amount of residential blue space (n=5983) | ||||||
0% | ref | ref | ref | ref | ref | ref |
>0%–10% | 1.03 | 0.86 to 1.23 | 1.03 | 0.86 to 1.23 | 1.03 | 0.86 to 1.23 |
>10% | 0.93 | 0.74 to 1.17 | 1.00 | 0.79 to 1.28 | 0.99 | 0.77 to 1.26 |
Blue view from home (n=5946) | ||||||
No | ref | ref | ref | ref | ref | ref |
Yes, I look at it seldom/occasionally | 0.80 | 0.51 to 1.24 | 0.81 | 0.52 to 1.26 | 0.80 | 0.52 to 1.26 |
Yes, I look at it often | 1.00 | 0.75 to 1.34 | 1.07 | 0.80 to 1.44 | 1.06 | 0.79 to 1.43 |
*Based on the question ’When was the last time you used the following medication?’ Within the last week/1–4 weeks ago/1–12 months ago=YES; never/more than a year ago=NO.
†Model 1 (crude) adjusted for age and sex.
‡Model 2 adjusted for age, sex, marital status, education, employment status, annual household income, smoking, alcohol use, physical activity at work, using recreational property during warm season and area-level annual mean income.
§Model 3 (main) adjusted for age, sex, marital status, education, employment status, annual household income, smoking, alcohol use, physical activity at work, using recreational property during warm season, area-level annual mean income, road traffic noise and NO2 from road traffic.
¶Within a 1 km radius around the respondent’s home, calculated for 10% increase.