. 2024 Dec 20;19:668. doi: 10.1186/s13019-024-03144-5

Table 2.

Surgery related parameters of the two groups

Variables	Hook-wire n = 256	Four-hook n = 436	P
Decoupling operation time(min)	25(9.7%) 100(65–170)	22(5.0%) 84(65-138.75)	0.017 0.016
intraoperative bleeding(ml)	12(10–50)	10(10–20)	0.001
first-day drainage(ml)	175(100–275)	125(80–200)	0.001

Variables

Hook-wire
n = 256

Four-hook
n = 436

Decoupling

operation time(min)

25(9.7%)

100(65–170)

22(5.0%)

84(65-138.75)

0.017

0.016

intraoperative bleeding(ml)

12(10–50)

10(10–20)

0.001

first-day drainage(ml)

175(100–275)

125(80–200)

0.001