Table 4 AAT characteristics of PI*Mmalton (moderate and severe) and PI*ZZ patients

Age of onset of symptoms, mean ± SD

43.9

 ± 19.7

47.6

 ± 14.8

43.3

 ± 15.6

0.406

Age of diagnosis (AATD), mean ± SD

46.3

 ± 18.7

48.6

 ± 15.7

45.9

 ± 16.9

0.662

Alpha- 1 antitrypsin levels (mg/dl), Median (IQR)

54

(48–2277)

25

(20–29)

24

(18–97)

0.191

Patients under Augmentation Therapy, n (%)

4*

(15.4%)

14^β

(45.2%)

288

(35.2%)

0.054

Age at the beginning of Augmentation Therapy, mean \(\pm\) SD

65.3

 ± 11.5

53.7

 ± 13.8

55.3

 ± 11.1

0.185

Number of years after diagnosis, median (IQR)

3

(1–8)

1

(0–2)

2

(1–8)

0.152