Table V.

Multivariate analysis of reasons for sun exposure.

A, I expose myself to the sun, during recreational activities
Parameter	OR	95% CI min	95% CI max	P-values
Age, years
<20	Reference	-	-	-
21-25	0.98	0.68	1.46	NS
Sex
Female	Reference	-	-	-
Male	2.98	1.56	5.69	P=0.025
Education level
No superior studies/apprentice	0.90	0.52	1.42	NS
School (high school/middle school)	1.45	0.93	2.01	NS
University student	Reference	-	-	-
B, I expose myself to the sun, because I wish to tan
Parameter	OR	95% CI min	95% CI max
Age, years
<20	Reference	-	-	-
21-25	0.91	0.69	1.37	NS
Sex
Female	2.95	1.95	4.46	P=0.03
Male	Reference	-	-	-
Education level
No superior studies/apprentice	1.45	0.99	1.46	NS
School (high school/middle school)	1.28	0.90	1.66	NS
University student	Reference	-	-	-
NS, no statistically significant difference.