表 2.
Comparison of clinical indexes between the two groups (n=30,
)
两组患者各临床指标比较(n=30,
)
组别
Group |
单枚螺钉
植钉时间 (min) Single screw placement time (minutes) |
单枚螺钉
调整次数 (次) Adjustment times of single screw (times) |
植钉过程
出血量 (mL) Blood loss during screw placement (mL) |
观察组
Observation group |
3.2±1.2 | 0.7±0.8 | 39.8±6.0 |
对照组
Control group |
5.3±1.3 | 1.0±1.1 | 43.4±6.9 |
统计值
Statistic |
t=−11.397
P=0.011 |
t=−2.560
P=0.009 |
t=−2.617
P=0.001 |