Preventive effects of chitosan on peritoneal adhesion in rats

Table 1 Comparison of peritoneal adhesion between experimental and control groups in groups A1, A2, and A3

Group		Experimental group (totaln= 12)					Control group (totaln= 12)					H	P
		0	I	II	III	IV	0	I	II	III	IV
A1	2 wk	1	7	4	0	0	5	6	1	0	0	4.305	< 0.05
	4 wk	2	7	3	0	0	6	6	0	0	0	4.459	< 0.05
A2	2 wk	0	1	1	4	6	0	0	2	3	7	0.147	> 0.05
	4 wk	0	0	1	2	9	0	0	0	1	11	1.240	> 0.05
A3	2 wk	0	5	5	2	0	2	8	2	0	0	6.743	< 0.01
	4 wk	2	5	4	1	0	6	5	1	0	0	4.493	< 0.05

Table 2 Comparison of peritoneal adhesion in group B rats

Group	n	2 wk (n)					4 wk (n)
		0	I	II	III	IV	0	I	II	III	IV
B1	24	1	7	4	0	0	2	7	3	0	0
B2	24	1	3	3	4	1	0	3	3	5	1
B3	24	0	0	2	4	6	0	2	2	3	5
B4	24	0	0	0	2	10	0	2	1	5	4
H		29.679					18.791
P		＜ 0.05					＜ 0.05