Table 1:

Sex distribution and mean ages of the control and patient groups

	Control		Patient		P
Sex
Male (No.) (%)	36	45	17	47.2	.824a
Female (No.) (%)	44	55	19	52.8
Age (mean) (yr)	35.74 (SD, 8.38)		37.33 (SD, 7.38)		.329b

^aχ² test.

^bMann-Whitney U test.