Table 1.

Histological scores of colon tissues ($\stackrel{-}{x}\pm S$).

Groups	Score	Mean rank order
Control (n = 10)	0.22 ± 0.441	6.06
TNBS (n = 6)	5.83 ± 0.753	57.75
Allicin prevention (n = 7)	4.29 ± 0.756	45.14
Allicin (n = 7)	4.29 ± 1.113	44.50
Sulfasalazine (n = 9)	2.22 ± 0.972	23.33
Sulfasalazine + allicin (n = 8)	3.38 ± 1.408	35.50
Mesalazine (n = 6)	3.33 ± 0.816	34.75
Mesalazine + allicin (n = 10)	2.10 ± 1.197	22.30
χ2		44.464
P		0.000

The Kruskal-Wallis H test was performed to assess the histological scores.