From: Clinical profile and treatment outcome of patients with ileo-sigmoid knotting, an experience from Ethiopian setting: a six years review
Variable
Frequency
Percent
Age (years)
< 20
1
2.6
20–29
3
7.8
30–39
15
39.4
40–49
11
28.9
50–59
6
15.8
>=60
2
5.2
Sex
Male
29
76.3
Female
9
23.7
Residence
Rural
31
81.6
Urban
7
18.4