Table 9

Multivariate analysis of factors predicting the cerebrovasospasm among 303 patients

Odds ratio

95% confidence interval

P value

WFNS score on admission

3.988

1.248~8.909

0.005

Modified Fisher score on admission

4.692

1.627~15.726

0.001

Aneurysmal size (mm)

1.104

0.998~1.247

0.061

Acute hydrocephalus

1.548

0.932~4.877

0.078

Intracerebral hemorrhage

1.709

0.437~5.174

0.514

Intraventricular hemorrhage

2.472

0.911~6.972

0.060

External ventricular drain

1.615

0.604~6.183

0.176

Systolic arterial pressure (mmHg)

1.012

0.989~1.214

0.612

Diastolic arterial pressure (mmHg)

1.003

0.972~1.044

0.622

Mean arterial pressure (mmHg)

1.005

0.901~1.103

0.583

Plasma C-reactive protein level (mg/L)

0.893

0.713~1.082

0.204

plasma D-dimer level (mg/L)

0.829

0.519~1.327

0.595

Plasma copeptin level (pmol/L)

1.292

1.149~1.605

0.025

The relation of copeptin to the mortality was assessed in a logistic-regression model. WFNS indicates World Federation of Neurological Surgeons.

Zhu et al. Critical Care 2011 15:R288   doi:10.1186/cc10575