From: Clinical effect of the internal fixation for rib fracture with single utility port complete video-assisted thoracoscopic surgery
Group
Study group (n = 42)
Control group (n = 31)
t value
P value
Pre-operation
7.07 ± 2.26
7.42 ± 1.52
0.139
0.371
Postoperative 7th day
2.13 ± 1.35
4.38 ± 2.04
5.515
0.026