TABLE 2.

Disk diffusion zone diameters (1-μg oxacillin disk) on MSA relative to the presence of the mecA gene in 136 S. aureus isolates

Zone diam (mm)	No. of isolates
	mecA gene negative	mecA gene positive	Total
0	0	53	53
15	2	1	3
16	2		2
18	1		1
19	1		1
20	4		4
21	3		3
22	9		9
23	6		6
24	13		13
25	14		14
26	11		11
27	5		5
28	4		4
29	4		4
30	1		1
32	2		2
Total	82	54	136