| Total (n = 166) | PAI (n = 24) | Without PAI (n = 142) |
---|---|---|---|
I | 37 (26.4%) | 3 (14.3%) | 34 (28.6%) |
IIa | 25 (17.9%) | 7 (33.3%) | 18 (15.1%) |
IIb | 14 (10.0%) | 5 (23.8%) | 9 (7.6%) |
III | 7 (5.0%) | 1 (4.8%) | 6 (5.0%) |
IV | 6 (4.3%) | 0 (0.0%) | 6 (5.0%) |
V | 51 (36.4%) | 5 (23.8%) | 46 (38.7%) |