Table 4.

Propensity-score-adjusted Cox proportional regression analysis for 90-day mortality in methicillin-sensitive Staphylococcus aureus bacteremia patients aged ≥ 60 years (n = 286) according to infectious specialist consultation

Patient characteristics	Propensity-score-adjusted multivariate analysis HR (95% CI)	p value
Absence of formal ISCa	1.0	–
Presence of formal ISCa	0.44 (0.22–0.88)	0.021
Healthy—nonfatalb	0.37 (0.23–0.60)	< 0.001
Severe sepsisc	1.99 (1.03–3.81)	0.039
Endocarditis	2.06 (1.16–3.67)	0.014
Pneumonia	2.57 (1.58–4.17)	< 0.001
Rifampicind,e	0.31 (0.18–0.54)	< 0.001

^aInfectious specialist consultation

^bMcCabe’s classification [20]

^cAt blood culture collection time-point

^dAdjunctive therapy

^eFor at least 14 days