表 2.
Baseline data of the patients with double-segment OVCF in robot group and C-arm group
双节段机器人组与 C 臂组患者一般资料
| 组别
Group |
例数
n |
性别
Gender |
年龄（岁）
Age (years) |
骨密度 T 值（SD）
T value of bone mineral density (SD) |
骨折节段分布
Distribution of fracture vertebrae |
受伤至手术时间（d）
Time from injury to operation (days) |
|||
| 男
Male |
女
Female |
T5～T9 | T10～L2 | L3～L5 | |||||
| 机器人组
Robot group |
21 | 2 | 19 | 72.1±9.1 | –3.1±0.6 | 9 | 27 | 6 | 9.6±4.6 |
| C 臂组
C-arm group |
22 | 3 | 19 | 71.3±8.3 | –2.9±0.5 | 8 | 27 | 9 | 10.2±4.7 |
| 统计值
Statistic |
χ2=0.082
P=0.412 |
t=0.433
P=0.325 |
t=0.311
P=0.279 |
χ2=1.953
P=0.132 |
t=0.541
P=0.257 |
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