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Table 1 Patient demographic characteristics, spirometric values and clinical data

From: Case-finding for alpha1-antitrypsin deficiency in Kazakh patients with COPD

  Group 1 Group 2
N 111 76
Age (years) ÷ mean (SD) 60.7(11.3) 57.98(11.03)
Male % 57.6 34.2
BMI (kg/m2) ÷ mean (SD) 22.14(4,33) 21.92(3,8)
FEV1/FVCa 0.56(0.16–0.68) 0.57 (0.26–0.69)
FEV1% Predicteda 65(18–78) 65(25–77)
FVC (%)a 66(12)(1.66–5,12) 60(11,9)(1.66–5.12)
MRC (score)a 2(0–4) 2(0–4)
CAT (score)a 28(4–40) 15(5–40)
Current/former/non smoker (%) 34.2/10.8/54.05 22.4/10.8/64.5
Pack/year÷ (years) mean (SD) 14.48(23.75) 8.78(13.48)
  1. SD Standard deviation; amedian, lowest value and highest value; MRC Medical research council scale, CAT- COPD assessment test