Table 1.

Distribution of the Type of Malignancy of the Three Groups

Type of Malignancy	Total n (%)	Group 1 (n=37)	Group 2 (n=41)	Group 3 (n=62)
Prostate cancer	40 (28.6)	10	15	15
Bladder cancer	27 (19.3)	7	14	6*
Cervical cancer	20 (14.3)	2	1	17**
Colonic cancer	16 (11.4)	6	3	7
Rectal cancer	11 (7.9)	5	2	4
Ovary cancer	8 (5.7)	2	2	4
Pelvic cancer	5 (3.6)	0	1	4
Breast cancer	5 (3.6)	2	1	2
Retroperitoneal mass	4 (2.8)	1	1	2
Gastric cancer	2 (1.4)	1	1	0
Oesophageal cancer	1 (0.7)	0	0	1
Lung cancer	1 (0.7)	1	0	0

Notes: *P < 0.002 versus group 2 and **P < 0.001 versus group 2.