Therapeutic Effect and Mechanism of Negative Pressure Wound Therapy with Huoxue Shengji Decoction Instillation for Chronic Skin Ulcers

Table 3

General information comparison.

Group	Number	Gender	Age	Cause (number)
		(M/F)	(Yr)	Stress injury	Diabetic foot	Venous leg ulcers	Scar ulcer	Traumatic skin ulcer	Other wounds
A	20	11/9	45 ± 15	3	4	3	4	3	3
B	20	10/10	45 ± 17	4	0	3	5	7	1
C	20	10/10	50 ± 15	5	1	4	3	3	4
F/X^2		0.133	0.68	10.612
		0.935	0.511	0.389
Comparison	value for gender			value for age			value for cause
A-B	0.752			1.000			0.232
A-C	0.752			1.000			0.742
B-C	1.000			0.898			0.397

Group A: HXSJ decoction instillation combined with NPWT. Group B: continuous saline instillation combined with NPWT. Group C: NPWT. between groups A and C. between groups A and C. Δ between groups A and B. ΔΔ between groups A and B. ^# between groups B and C. ^## between groups B and C.