Table 4. Knowledge score based on age, gender, and academic year.

		Knowledge score
		Mean	SD	P
Gender	Female	13.25	1.99	<0.001*
	Male	12.09	3.69
Age	18 - 25	12.49	3.30	0.341
	>25	11.71	3.41
Academic year	1st	12.52	2.40	0.126
	2nd	12.49	3.31
	3rd	12.54	3.59
	4th	11.41	3.79
	5th	13.28	3.05