Corneal perforation, n (%)

Graft rejection, n (%)

Primary graft failure, n (%)

Graft detachment, n (%)

Group 1 (n = 37)

1 (2.7)

1 (2.8)

1 (2.7)

1 (2.7)

Group 2 (n = 36)

0 (0)

1 (2.8)

2 (5.6)

1 (2.8)

Group 3 (n = 39)

0 (0)

2 (5.1)

2 (5.1)

2 (5.1)

Total

1 (0.9)

4 (3.6)

5 (4.5)

4 (3.6)