表 3.

Comparison of radiological parameters between the two groups ( )

两组影像学评价指标比较（ ）

组别 Group	例数 n	IDH（mm）				Cobb角（°） Cobb angle (°)				LL（°）
		术前 Preoperative	术后1个月 One month after operation	末次随访 Last follow-up		术前 Preoperative	术后1个月 One month after operation	末次随访 Last follow-up		术前 Preoperative	术后1个月 One month after operation	末次随访 Last follow-up
UBE-TLIF	35	8.97±1.26	10.32±0.76	10.11±0.74		8.81±1.12	9.69±1.23	9.41±0.85		47.7±4.7	49.6±4.1	50.5±3.6
MT-TLIF	40	8.72±1.02	10.29±0.77	10.04±0.82		9.41±1.93	10.14±1.50	9.25±1.53		48.4±5.3	49.3±3.7	50.0±3.8
统计值 Statistic		时间效应F=273.304，P<0.001 交互效应F=1.363，P=0.253 组别效应F=0.347，P=0.558				时间效应F=22.747，P<0.001 交互效应F=5.280，P=0.010 组别效应F=0.972，P=0.328				时间效应F=20.433，P<0.001 交互效应F=1.600，P=0.205 组别效应F=0.000，P=0.997