Influence of arterial blood gases on the renal arterial resistive index in intensive care unit

Table 4 Multivariate analysis of factors explaining a Resistivity Index (RI) > 0.7 (excluding measured measured creatinine clearance which by definition is related to a RI > 0.7)

RI > 0.7	p	OR	CI 95%
Age > 58 years	0.0003*	18.672	3.859–90.329
PaCO₂ (mmHg)	0.0267*	1.132	1.015–1.264
DAP (mmHg)	0.2053	0.957	0.894–1.024
AUC	0.89 [0.79–0.96]
Test Hosmer Lemeshow	0.84
Percentage of cases correctly classified	82.8%

AUC area under the curve, CI confidence interval, DAP diastolic arterial pressure, OR odd ratio
*Statistically significant

ISSN: 1479-5876