Table 2.

Evaluation of active ulcers and relapses

Variables	Groups
CVU number	EG (na = 27)		CG (na = 26)		p value
	n	%	n	%
Ulcer activity time (months)					p (1) = 0.010*
1 to 12	11	40.7	14	53.8
13 to 36	2	7.4	3	11.5
37 to 60	4	14.8	5	19.2
61 to 120	9	33.3	–	–
121 to 360	1	3.7	4	15.4

Number of patients with CVU	EG (nb = 20)		CG (nb = 19)
Relapse					p (1) = 0.756
0	7	35.0	6	31.6
1	8	40.0	5	26.3
2	2	10.0	3	15.8
3	1	5.0	2	10.5
4	–	–	2	10.5
5	2	10.0	1	5.3

EG experimental group using the bacterial cemiulose, gel and film associated, CG control group

n^a = Absolute number of Chronic Venous Ulcer (CVU); n^b = number of patients with CVU

*Statisticamiy significant if p < 0.05; ¹Fisher’s exact test