Correction to: Respiratory Research (2022) 23:352 https://doi.org/10.1186/s12931-022-02275-4

Following publication of the original article [1], the authors identified an error in Fig. 2 legends. The legend says KOC (%), but it should be KCO (%).

The correct figure (Fig. 2) is given in this correction.

Fig. 2
figure 2

Distribution of values of lung function and quality of life according to the different genotypes. ZZ(na): non-augmented PI*ZZ; ZZ(a): Augmented PI*ZZ. In each box plot, the median value is indicated by the center horizontal black line, the 25th and 75th percentiles are indicated by the lower and upper box horizontal lines, and the mean value is indicated by the center horizontal white line. Whiskers above and below the box indicate the 90th and 10th percentiles. Circles on the high end indicate the outliers

The original article has been updated.