Table 2.

Comparison between the percentages of males exposed to environmental factors, smoking and drinking in the RPL and control groups

Factors	RPL group (n = 68)	Control group (n = 63)	OR	95 % CI	p
Occupational exposures to environmental factors	13.2 (9)	19.0(12)	1.542	0.601 to 3.957	0.821
Smoking	13.2(9)	11.1 (7)	0.819	0.286 to 2.349	0.138
Drinking	7.4 (5)	3.2 (2)	0.431	0.077 to 2.210	1.129
Occupation + smoking + drinking	16.2 (11)	0.2 (1)	11.965	1.497 to 95.626	0.005

Values in the two groups are % (n)