组别 | n | 椎间隙高度(mm) | 椎间孔高度(mm) | ||||
术后3 d | 术后3个月 | 术后6个月 | 术后3 d | 术后3个月 | 术后6个月 | ||
TLIF组 | 33 | 13.8 ± 1.1 | 12.5 ± 1.3 | 12.0 ± 1.1 | 23.0 ± 1.4 | 22.3 ± 1.4 | 22.1 ± 1.3 |
OLIF组 | 21 | 14.6 ± 1.6 | 13.5 ± 1.4 | 12.3 ± 1.4 | 23.9 ± 1.3 | 23.3 ± 1.2 | 22.5 ± 1.2 |
t值 |
| 2.138 | 2.592 | 0.820 | 2.317 | 2.666 | 0.898 |
P值 |
| 0.037 | 0.012 | 0.416 | 0.025 | 0.010 | 0.373 |