Increased Postoperative Bleeding Risk among Patients with Local Flap Surgery under Continued Clopidogrel Therapy

Table 3

Features of bleeding cases versus nonbleeding cases under continued clopidogrel therapy.

Features and parameters	Postoperative bleeding		Comparison; No bleeding versus bleeding
	No bleeding	Bleeding
Number of total cases	117	6
Demographic features
Age (years)	75.9 ± 8.0	77.2 ± 5.8	No significant difference; (/)
Male/female	96/21	5/1
Type of tumor
Benign/malignant	54/63	1/5	No significant difference; ()
Type of surgery
Skin graft	11	1 (8.3%)
Local flap	32	3 (8.5%)
Mohs excision	43	2 (4.4%)
Excision	31	0
Subregion of the lesion
Nose	23	2 (8.0%)	No significant difference; ()
Cheek	17	1 (5.6%)
Forehead	22	1 (4.3%)
Ear	16	0
Others	39	2 (4.9%)
Defect size
Area (mm^2)	200.4 ± 203.7	234.3 ± 37.6	No significant difference; ( = 0.31)
Depth (mm)	4.4 ± 2.5	4.3 ± 3.2	No significant difference; ( = 0.75)