Table 2.

Perioperative and postoperative data comparison between two groups of patients

Item	Group A	Group B	p value
Operation time(min)	24.6 ± 7.6	108.5 ± 23.0	p < 0.01
Mechanical ventilation time(h)	2.9 ± 2.1	10.3 ± 4.7	p < 0.01
Intensive care unit time(h)	5.7 ± 3.8	16.7 ± 3.9	p < 0.01
Drainage(ml)	12.5 ± 10.3	24.2 ± 15.7	p < 0.01
The incision length(cm)	2.8 ± 0.7	7.5 ± 1.2	p < 0.01