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Table 3 Prevalence of respiratory symptoms stratified by OLD and HIV status.

From: Cross sectional analysis of respiratory symptoms in an injection drug user cohort: the impact of obstructive lung disease and HIV

  OLD- OLD+
  HIV- HIV+ HIV- HIV+
N 580 243 106 45
Cough, n(%)     
   Present 148 (25.5) 64 (26.3) 54 (50.9) 24 (53.3)
   Morning cough 93 (16.0) 38 (15.6) 35 (33.0) 17 (37.8)
≥ 4 days/week 109 (18.8) 46 (18.9) 37 (34.9) 23 (51.1)
≥ 3 months 61 (10.5) 31 (12.8) 22 (20.8) 11 (24.4)
Phlegm, n(%)     
   Present 171 (29.5) 76 (31.3) 52 (49.1) 27 (60.0)
   Morning phlegm 101 (17.4) 44 (18.1) 39 (36.8) 18 (40.0)
≥ 4 days/week 109 (18.8) 54 (22.2) 37 (34.9) 21 (46.7)
≥ 3 months 78 (13.5) 30 (12.4) 24 (22.6) 13 (28.9)
Wheezing, n(%)     
   Ever 200 (34.5) 87 (35.8) 65 (61.3) 27 (60.0)
   Most days and nights 61 (10.5) 31 (12.8) 30 (28.3) 15 (33.3)
   History of wheezing attack 117 (20.2) 54 (22.2) 47 (44.3) 21 (46.7)
  1. Values presented as n(%). OLD = Obstructive lung disease; HIV = human immunodeficiency virus