TABLE 2.

Incidence of MRSA or PsA based on culture data

Total CAP patients	Type of culture obtained	Number of patients with culturesa obtained, n (%)	Number of patients with expected CAP organism isolated from culture	Number of patients with likely contaminant isolated from culture	Number of patients with MRSA isolated from culture	Number of patients with PsA isolated from culture	Incidence of CAP caused by MRSA or PsA among total CAP patients, n (%)
220	Sputum	35 (15.9)	3	1	0	3	3 (1.4)
	Blood	208 (94.5)	6	28	0	0	0 (0)

^a Includes satisfactory sputum cultures and an initial set of blood cultures obtained within 48 hours of hospital admission for CAP.