Table 4

Lung function change in women and men exposed to dense traffic (>10 000 vehicles per day) versus reference (>500 m)

OutcomenWomenp for trendnMenp for trend
Traffic exposure% (95% CI)% (95% CI)
FEV1
 >500 m12571153
 75–500 m1451−0.82 (−1.83 to 0.19)1217−0.74 (−1.79 to −0.31)
 <75 m198−1.21 (−3.23 to 0.80)0.083165−0.85 (−2.98 to 1.28)0.169
FVC
 >500 m12571153
 75–500 m1451−0.97 (−1.90 to −0.04)1217−0.09 (−1.03 to 0.86)
 <75 m198−1.76 (−3.61 to 0.09)0.0141650.07 (−1.84 to 1.99)0.950
  • Estimates are adjusted for age, BMI, education and smoking status.

  • FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity.