Table 3. Sample descriptive statistics by age and sex.

Groups	n	Age*	Sex**
		X±SD	Male	Female
Balanced	50	23.66 ± 7.77a	20	30
Class I	50	23.32 ± 8.25ab	27	23
Class II	50	19.88 ± 5.59b	16	34
Class III	50	21.78 ± 6.68ab	21	29

* p = 0.035, ANOVA test (different letters are significant, Tukey test).

** p = 0.111, chi square test.