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Table 1 Patients' characteristics and respiratory physicians' diagnoses

From: Diagnostic accuracy of an integrated respiratory guideline in identifying patients with respiratory symptoms requiring screening for pulmonary tuberculosis: a cross-sectional study

Characteristics Median (range)
Age (range), years 48 (15–89)
  No. (%) (N = 1392)
Female, No. (%) 876 (63)
Previously diagnosed respiratory illnesses,  
Previous tuberculosis 202 (15)
On tuberculosis treatment** 2 (0.1)
Asthma 592 (43)
Chronic obstructive respiratory disease (COPD) 281 (20)
Other current illnesses  
Cardiovascular disease 523 (38)
Diabetes 107 (8)
Allergic rhinitis 225(16)
Smoking history*  
Never smoked 330 (24)
Ex-smoker 407 (29)
Current smokers 653 (47)
Respiratory diagnoses made by specialist physicians†  
Suspected tuberculosis 260 (19%)
Asthma 508 (36%)
Chronic obstructive pulmonary disease 381 (27%)
Acute exacerbation of asthma/COPD 293 (21%)
Lower respiratory tract infection 283 (20%)
Allergic rhinitis 245 (17%)
Chronic bronchitis 66 (5%)
Upper respiratory tract infection 40 (3%)
  1. * Missing data for two patients ** Excluded from subsequent analyses
  2. † Up to four diagnoses per patient