Table 3.

Multivariate Analysis Of Risk Factors For MRSA And MSSA Infection

Variable	MRSA VS CON		MSSA VS CON
P-value	OR (95% CI)	P-value	OR (95% CI)
Presence of central venous catheters	0.028	1.932 (1.074–3.477)
Sputum suction	0.000	2.887 (1.591–5.240)
Total hospital stays more than 30 days	0.000	3.067 (2.063–4.559)
Inflammatory disease			0.030	1.820 (1.058–3.131)

Abbreviations: MRSA, methicillin-resistant Staphylococcus aureus; MSSA, methicillin-sensitive Staphylococcus aureus strains; CON, control group.