Table 2: Distribution according to the mean of the scores of the variables analyzed.

Variable24 h48 h72 h504 h
Mean ± SDMean ± SDMean ± SD Mean ± SD 

Parietal fibrosis
 Copaiba oil0.63 ± 0.520.50 ± 0.78
 Silver nitrate0.38 ± 0.520.75 ± 0.71
0.3500.506
Visceral fibrosis
 Copaiba oil0.00 ± 0.001.38 ± 0.74
 Silver nitrate0.25 ± 0.710.50 ± 0.54
0.017
Parietal neovascularization
 Copaiba oil0.25 ± 0.460.63 ± 0.520.50 ± 0.53
 Silver nitrate0.50 ± 0.530.63 ± 0.520.63 ± 0.74
0.3340.9990.705
Visceral neovascularization
 Copaiba oil0.00 ± 0.000.25 ± 0.461.50 ± 1.07
 Silver nitrate0.13 ± 0.350.62 ± 0.920.34 ± 0.52
0.3340.3190.018
Parietal edema
 Copaiba oil0.50 ± 0.530.75 ± 0.461.25 ± 0.710.63 ± 0.74
 Silver nitrate0.38 ± 0.520.88 ± 0.351.00 ± 0.530.63 ± 0.74
0.6420.5540.4380.999
Visceral edema
 Copaiba oil0.38 ± 0.520.87 ± 0.641.62 ± 0.921.50 ± 0.76
 Silver nitrate0.88 ± 0.351.25 ± 0.461.38 ± 0.521.38 ± 0.52
0.0410.2010.5130.705
Fibroblastic proliferation
 Parietal pleura
  Copaiba oil0.50 ± 0.760.62 ± 0.520.75 ± 1.03
  Silver nitrate0.63 ± 0.521.25 ± 0.460.63 ± 0.52
   0.7050.0230.764
Fibroblastic proliferation
 Visceral pleura
  Copaiba oil0.13 ± 0.351.12 ± 0.641.12 ± 0.83
  Silver nitrate0.25 ± 0.460.75 ± 0.890.75 ± 0.46
   0.5540.3490.285
Alveolar edema
 Copaiba oil0.00 ± 0.000.25 ± 0.710.00 ± 0.00
 Silver nitrate1.50 ± 1.200.50 ± 0.530.50 ± 0.76
0.0030.4380.082

Student’s -test. Value of in bold italic indicates statistical difference at 5%.