Table 5 Change in the Warrick score and fibrosis paterns between consecutive HRCT images

Warrick-severity score

5.26 ± 2.86

6.48 ± 3.7

< 0.001

Warrick- extent score

5.08 ± 2.75

5.94 ± 3.21

0.001

Warrick-total score

10.34 ± 5.39

12.42 ± 6.68

< 0.001

Definite UIP patern with honey combing

15 (19.5%)

25 (32.5%)

0.002

Probable UIP patern

32 (41.6%)

26 (33.8%)

0.058

NSIP

13 (16.9%)

12 (15.6%)

1

Nodule

7 (9.1%)

10 (13%)

0.25

Organizing pneumonia

3 (3.9%)

1 (1.3%)

0.625