Table III.

Results of NPWT

	Conventional VAC	Indigenous Low Cost VAC	Low Cost VAC with TPOT
No. of Patients	30	46	10
Mean Area reduction %	40.2	35.4	39.3
Mean Depth reduction %	42.3	38.9	40.4
Infection controlled %	79	72	85
Mean exudate reduction %	86.5	84.5	90.8
STSG	14	26	6
Secondary suturing	12	10	4
Healing with secondary intention	-	4	-