Experimental and clinical study of influence of high-frequency electric surgical knives on healing of abdominal incision

Table 1 Comparison of operative incision of 3 groups

Group	n	Type I incision	Type II incision	Type III incision
		n (%)	n (%)	n (%)
EK	93	6 (6.45)	83 (89.23)	4 (4.30)
EC	55	3 (5.45)	50 (90.91)	2 (3.64)
Control	72	5 (6.94)	63 (87.50)	4 (5.56)

Table 2 Infection of incisional sites for the experimental animals

Group	n	EG’s incision healing			Infection	n	CG’s incision healing			Infection
		A	B	C	rate (%)		A	B	C	rate (%)
100	30	23	2	5	23.33	30	28	0	2	6.60
102	27	17	3	7	37.04	30	26	1	3	13.33
105	30	15	5	10	50.00	29	22	3	4	24.14
108	30	11	4	15	63.33	30	19	2	9	36.67

Table 3 Pathological examination results of experimental animals

Group	n	EG				Infection	n	CG				Infection
		I	II	III	IV	rate (%)		I	II	III	IV	rate (%)
100	30	14	4	9	3	23.33	30	16	7	4	3	6.60
102	27	5	5	10	7	37.04	30	13	5	5	7	13.33
105	30	6	7	6	11	80.00	29	13	3	6	7	55.17
108	30	5	5	8	12	83.33	30	13	3	5	9	56.67