Table 3 Incidence of surgical complications and revision surgery
Incidence of complications | Type | Group 1 (N, %) | Group 2 (N, %) |
Cauda equina syndrome | 0 (0) | 2 (1.7) | |
Infection | 1 (0.5) | 2 (1.7) | |
Late paraparesis | 0 (0) | 2 (1.7) | |
Incidence of revision surgery | Extension | 8 (4.4) | 8 (7.0) |
Exchange | 2 (1.0) | 3 (2.6) | |
Removal | 1 (0.5) | 2 (1.7) | |
Others | 0 (0) | 2 (1.7) |