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Table 2 OR (CI 95%) for hypertension associated to different levels of road traffic noise exposure using three different models of adjusting.

From: Road traffic noise and hypertension: results from a cross-sectional public health survey in southern Sweden

Laeq 24 h (dB) N* Median age Hypertension prevalence Unadjusted
OR (CI 95%)
Age, BMI, Sex
OR (CI 95%)
Fully adjusted
OR (CI 95%)
<45 5707 48 17.90%    
45-49 5362 50 20.40% 1.18 (1.07-1.29) 1.10 (0.99-1.22) 1.09 (0.99-1.21)
50-54 6290 49 19.40% 1.11 (1.01-1.22) 1.08 (0.98-1.20) 1.08 (0.97-1.19)
55-59 4395 47 19.20% 1.10 (0.99-1.21) 1.11 (0.99-1.24) 1.10 (0.98-1.23)
60-64 2202 45 18.40% 1.04 (0.92-1.18) 1.14 (0.99-1.31) 1.12 (0.97-1.29)
>64 282 45 20.90% 1.22 (0.91-1.63) 1.52 (1.09-2.11) 1.45 (1.04-2.02)
5dB(A) increase 24238    1.00 (0.98-1.03) 1.03 (1.00-1.07) 1.03 (1.00-1.06)
10dB(A) increase 24238    1.01 (0.95-1.06) 1.07 (1.01-1.14) 1.06 (1.00-1.13)
  1. * N is the same for all three models, adjusted as well as unadjusted, e. i. uses the same individuals