Therapeutic Effect and Mechanism of Negative Pressure Wound Therapy with Huoxue Shengji Decoction Instillation for Chronic Skin Ulcers
Table 5
Effects of different treatments on the rate of wound cavity volume improvement.
Group
Number
Wound cavity volume
The rate of wound cavity volume improvement (%)
Before operation (mL)
After operation 5 d later (mL)
t
A
20
26.65 ± 10.24
20.90 ± 9.20
7.814
≤0.001
22.62 ± 9.48
B
20
30.65 ± 9.64
24.95 ± 8.47
11.699
≤0.001
19.04 ± 6.40
C
20
30.40 ± 10.03
25.70 ± 9.11
8.728
≤0.001
16.05 ± 6.06
F
1.009
1.672
3.893
0.371
0.197
0.026
Comparison
value for wound cavity volume
value for the rate of wound cavity volume improvement
Before operation
After operation 5 d later
A-B
0.630
0.471
0.404
A-C
0.718
0.284
0.022
B-C
0.630
1.000
0.629
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 in groups A and B. ΔΔ between groups A and B. # between groups B and C. ## between groups B and C.
