Table 4

Multivariate analysis of factors associated with in-hospital mortality

Model 1

Model 2

Model 3


Variable

RR (95% CI)

P value

RR (95% CI)

P value

RR (95% CI)

P value


Age, per year increment

1.02 (1.00–1.04)

0.026

-

1.02 (1.00–1.03)

0.053

Diseases severity

-

-

Sepsis

1.0

Severe sepsis

1.25 (0.65–2.39)

Septic shock

1.70 (0.48–6.05)

0.674

Intensive care admission

-

-

No

1.0

Yes

2.50 (0.85–7.42)

0.098

Polymicrobial infection

-

No

1.0

1.0

Yes

3.02 (1.58–7.41)

0.001

2.52 (1.27–5.01)

0.008

Hemoglobin, per μmol/L increase

-

0.71 (0.52–0.97)

0.031

0.70 (0.56–0.88)

0.002

Leukocyte count, per 109/mL increase

-

1.00 (0.96–1.05)

0.795

-

C-reactive protein, per milligram/L increase

-

1.00 (0.99–1.00)

0.287

-

Urea, per μmol/L increase

-

1.02 (0.98–1.06)

0.234

-

Alanine transferase, per unit/L increase

-

0.99 (0.98–1.00)

0.195

-


RR: relative risk; CI: confidence interval

Jessen et al. BMC Infectious Diseases 2007 7:108   doi:10.1186/1471-2334-7-108

Open Data