表 5.
Comparison of pre- and post-operative thigh circumferences between 2 groups (cm,
)
两组患者手术前后大腿周径比较（cm，
）
| 组别
Group |
例数
n |
术前
Preoperative |
术后 1 d
One day after operation |
术后 2 d
Two days after operation |
术后 3 d
Three days after operation |
出院时
Discharge |
| 试验组
Trial group |
53 | 40.00±4.21 | 42.76±4.24 | 42.67±4.18 | 42.14±4.36 | 42.48±4.20 |
| 对照组
Control group |
51 | 39.70±4.74 | 45.38±4.69 | 42.48±4.89 | 41.69±5.12 | 40.80±4.56 |
| 统计值
Statistic |
t=0.328
P=0.740 |
t=–2.982
P= 0.004 |
t=0.210
P=0.834 |
t=0.479
P=0.633 |
t=1.473
P=0.146 |