Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Comparison of perioperative indexes between the two groups (
)
两组围术期指标比较（
）
| 组别
Group |
例数
n |
手术时间（min）
Operation time (minutes) |
术中透视次数（次）
Intraoperative fluoroscopy times (times) |
骨水泥注入量（mL）
Bone cement volume (mL) |
| A | 36 | 48.23±9.73 | 20.76±5.61 | 5.74±1.38 |
| B | 32 | 38.61±7.68 | 12.15±3.16 | 4.79±1.27 |
| 统计值
Statistic |
t=7.511
P=0.000 |
t=12.058
P=0.000 |
t=9.468
P=0.000 |
