Table 3. Prevalence of methicillin-resistant Staphylococcus aureus, according to the studies included in this review.

	General students	Students before clinical exposure	Students after clinical exposure
A1	2.4%	–	–
A2	0.0%	–	–
A3	1.61%	–	–
A4	2.2%	1.9%	2.4%
A5	9.0%	–	–
A6	2.1%	–	–
A7	3.3%	–	–
A8	–	0.0%	–
A9	6.8 %	4.0%	9.0%
A10	3.0%	–	–
A11	8.2%	4.0%	11.8%
A12	1.9%	–	–
A13	0.0%	–	–
A14	15.3%	0.0%	6.7%
A15	14.3%	–	–
A16	3.2%	3.1%	0.0%
A17	1.3%	–	–
A18	5.5%	–	–
A19	0.0%	–	–
A20	–	4.0%	–
A21	0.3%	0.0%	0.3%
A22	3.1%	–	3.1%
A23	6.1%	–	–
A24	13.1%	–	–
A25	2.1%	2.1%	–
A26	4.1%	–	–
A27	8%	–	–
A28	7.1%	–	–
A29	0.1%	–	–
A30	8.4%	–	–