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Table 1 Demography and smoking status of the studied population

From: Risk factors for morbidity and death in non-cystic fibrosis bronchiectasis: a retrospective cross-sectional analysis of CT diagnosed bronchiectatic patients

Male/Female ratio 299/240 (55.5%/44.5%)
Age (years) median 67; p25-75 57-75
Age at diagnosis (years) median 62; p25-75 51-71
BMI (kg/m²) at diagnosis median 24; p25-75 21-27
Active smoker 69/539 (12.8%)
Ex-smoker 185/539 (34.3%)
Never smoked 268/539 (49.7%)
Passive smoker only 17/539 (3.1%)
FVC (% pred) mean 83% ± 23%
FEV1 (% pred) mean 67% ± 25%
TLC (% pred) mean 92% ± 18%
RV (% pred) mean 116% ± 42%
TLCO (% pred) mean 62% ± 21%
Exacerbations/year 1.94 (median 1; p25-75 1-3; range 0-12)
  1. Middle column shows absolute numbers and percentages are listed in the brackets. BMI = Body Mass Index; FEV 1 = Forced expiratory volume in one second; FVC = Forced vital capacity; RV = Residual Volume; p = percentile; pred = predicted; TLC = Total Lung Capacity; TLCO = Transfer Factor of the Lung for Carbon Monoxide