Table 2.

Effects on circular excision wound contraction area (mm²). Values are given as mean ± SEM

Wound area on days (mm 2 )
Groups	6	9	12	15	18	21
Group I	230.10±4.90	101.33±5.10	83.75±3.63	40.78±3.30	25.20±2.13	7.83±3.34
Group II	245.10±4.60	211.11±4.10	181.17±3.23	147.70±3.93	97.60±3.41	74.10±3.75
Group III	222.25±4.12	190.73±4.77	170.89±3.24	126.50±2.10	70.65±2.18	60.38±2.85
Group IV	221.21±4.13	191.55±4.50	175.30±3.13	126.50±3.45	73.10±2.10	66.60±2.23
Group V	110.10±3.17 a	70.67±2.10 a	31.75±2.30 a	13.37±1.58 a	4.55±0.75 a	0.00±0.00 a

The treated groups are compared by Student t test with other groups. ^a: The mean difference was significant at the .05 level vs. groups III and IV.