| PE-PLIF (n = 37) | MPLIF(n = 58) | P |
---|---|---|---|
Sex (Male/Female) | 22/15 | 26/32 | 0.164 |
Age (years) | 56 (51.5, 63) | 58.5 (51, 65.25) | 0.691 |
Disease type | Â | Â | Â |
 LS | 26 | 30 | 0.073 |
 LSS | 11 | 28 | |
Surgical level | Â | Â | Â |
 L3/4 | 8 | 7 | 0.461 |
 L4/5 | 16 | 28 | |
 L5/S1 | 13 | 23 | |
 Follow-up time (months) | 15 (13.5, 16) | 15 (14,16) | 0.576 |