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Table 1 Baseline characteristics of PiZZ patients enrolled in EARCO registry

From: The prevalence of bronchiectasis in patients with alpha-1 antitrypsin deficiency: initial report of EARCO

 

Whole cohort

Patients with CT scan

Total, n

505

418

Age, years: mean (SD)

55.26 (13.6)

57.95 (12.2)

Male, n (%)

270 (53.5%)

218 (52.2%)

Smoking, n (%)

  

 Current

6 (1.2%)

6 (1.4%)

 Ex-smoker

290 (57.4%)

249 (59.6%)

 Never

208 (41.2%)

162 (38.8%)

 Unknown

1 (0.2%)

1(0.2%)

Pack years: Mean (SD)

18.70 (13.75)

18.77 (13.80)

 Post-bronchodilator FEV1%: Mean (SD)

62.56% (29.54)

61.42% (29.14)

 Kco %: Mean (SD)

67.95% (22.91)

66.37% (22.92)

  1. Data is shown for the whole cohort and those with a reported CT scan. Data is summarised as Mean and standard deviation in parentheses as indicated. All other data is number and percentage of each cohort. FEV1 is post bronchodilator where available and gas transfer (Kco) is reported as the transfer coefficient corrected for alveolar ventilation