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Table 1 Demographic and epidemiological data

From: Factors influencing the clinical presentation of hypersensitivity pneumonitis in pigeon breeders in Minia governorate: an Egyptian experience

Variables

Number (%)

Age

15–65, 38.12 ± 13.07

Gender

 

 Male

11 (16.4%)

 Female

56 (83.6%)

Smoking status

 

 None smoker

58 (86.6%)

 Ex-smoker

9 (13.4%)

 Current smoker

0 (0%)

Biomass exposure

 

 No

29 (43.3%)

 Previous exposure

30 (44.8%)

 Current exposure

8 (11.9%)

Passive smoking exposure

 

 No

45 (67.2%)

 Yes

22 (32.8%)

Family history of HP

 

 Yes

4 (6%)

 No

63 (94%)

Duration of exposure to birds (month)

3–240, 53.92 ± 66.1

Place of exposure

 

 Closed place

28 (41.8%)

 Open place

39 (58.2%)

Sweeping for pigeons and birds

 

 Yes

48 (71.6%)

 No

19 (28.4%)

Other species of birds in association

 

 Yes

56 (83.6%)

 No

11 (19.4%)

Interval from initiation of exposure until symptoms (months)

1–60, 16.41 ± 10.8

  1. Data presented as no.%, range and mean ± SD
  2. HP hypersensitivity pneumonitis