Perioperative Blood Loss Can Be Reduced If Total Knee Arthroplasty Was Performed in the Si Hour-Period, Compared with the Wei Hour-Period: A Retrospective Cohort Study

Table 3

Complications during POD-30 between the two groups.

Variable	Group A (n = 43)	Group B (n = 41)	value
Incision delayed healing	1/2.3%	1/2.4%	1.000
Incision of redness and swelling	1/2.3%	2/4.9%	0.966
Infection	0	0	N/A
Intramuscular VT	3/7.0%	2/4.9%	1.000
DVT	0	0	N/A
PE	0	0	N/A
Shock	0	0	N/A
Acute renal failure	0	0	N/A

POD, postoperative days; VT, venous thrombosis; DVT, deep vein thrombosis; PE, pulmonary embolism. χ² test; N/A, not available.