Table 2.

HRs for mortality of all natural causes and specific cancers per 10 μg/m3 of PM2.5

ICD10Causes of mortalitynaHRb (95% CI)P
A00-R99All natural causes14,3981.13 (1.08–1.19)<0.001
C00-C97All malignant4,5311.22 (1.11–1.34)<0.001
C15-26All digestive organs1,7341.22 (1.05–1.42)0.01
C15-16 Upper digestive tract3231.42 (1.06–1.89)0.02
C17-21 Lower digestive tract7191.01 (0.79–1.30)0.91
C22-25 Accessory organs6761.35 (1.06–1.71)0.01
C33-34Lung1,4081.14 (0.96–1.36)0.14
C50Breast1111.80 (1.26–2.55)0.001
C51-58Female genital1381.73 (1.17–2.54)0.006
C60-63Male genital1431.02 (0.51–2.04)0.96
C64-68Urinary1550.98 (0.58–1.64)0.93
C81-96Lymphohematopoietic3101.29 (0.86–1.95)0.21
  • an = number of deceased subjects.

  • bHRs were adjusted for all covariates as in Table 1.