Table 5 RRs and 95% CIs in the risk of daily pulmonary TB incidence associated with air pollutants increased at different air pollution exposure windows

From: Ambient Air Pollution Exposures and Newly Diagnosed Pulmonary Tuberculosis in Jinan, China: A Time Series Study

Pollutants (ug/m3)

3 month*

6 month

9 month

12 month

PM2.5

   L

ref

ref

ref

ref

   M

1.228 (1.091, 1.381)

0.851 (0.699, 1.003)

1.030 (0.779, 1.361)

1.039 (0.775, 1.393)

   H

1.004 (0.798, 1.262)

1.188 (0.911, 1.550)

1.358 (0.877, 2.105)

1.114 (0.724, 1.714)

SO2

   L

ref

ref

ref

ref

   M

1.025 (0.880, 1.195)

1.117 (0.933, 1.337)

1.141 (0.917, 1.419)

0.807 (0.554, 1.175)

   H

0.987 (0.784, 1.243)

1.041 (0.819, 1.322)

1.148 (0.848, 1.554)

NA

NO2

   L

ref

ref

ref

ref

   M

0.918 (0.804, 1.047)

0.929 (0.809, 1.066)

1.145 (0.961, 1.363)

0.961 (0.795, 1.162)

   H

0.981 (0.806, 1.194)

1.209 (0.945, 1.548)

NA

NA

O3

   L

ref

ref

ref

ref

   M

1.099 (0.952, 1.269)

0.747 (0.484, 1.010)

0.900 (0.764 1.061)

1.123 (0.933, 1.352)

   H

1.072 (0.876, 1.311)

0.757 (0.513, 1.001)

NA

NA

CO

   L

ref

ref

ref

ref

   M

1.169 (1.028, 1.329)

0.915 (0.797, 1.050)

1.276 (1.028, 1.583)

NA

   H

0.957 (0.793, 1.154)

0.855 (0.694, 1.054)

1.442 (1.028, 2.024)

NA

  1. *3 month denoted three months exposure before tuberculosis diagnosis. The similar definition to the 6 month, 9 month, and 12 month.
  2. PM2.5: L = ≤ 86ug/m3, M = (87–122) ug/m3, H = >123 ug/m3; SO2: L = ≤58 ug/m3, M = (59–97) ug/m3, H = >98 ug/m3; NO2: L = ≤50 ug/m3, M = (51–65) ug/m3, H = >66 ug/m3; O3: L = ≤88 ug/m3, M = (89–141) ug/m3, H = >142 ug/m3; CO: L = ≤1228 ug/m3, M = (1229–1638) ug/m3, H = >1639 ug/m3. NA: not available.
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