Table 3.

Peripheral edema severity and subsequent risk of AKI

RiskNo EdemaTrace Edema1+ Edema2+ Edema3+ Edema
Odds ratioRef1.341.171.471.57
95% CI1.10 to 1.650.96 to 1.141.18 to 1.8)1.07 to 2.31
P value<0.010.13<0.0010.02
  • Odds ratio adjusted for age, gender, race, intensive care unit type, sequential organ failure assessment, history of diabetes, congestive heart failure, hypertension, chronic pulmonary disease, peripheral vascular disease, and 24 additional Elixhauser comorbidities, admission vitals (systolic and diastolic BP, heart rate, temperature), admission creatinine, preillness medication usage (angiotensin inhibitor converting enzyme-inhibitor, angiotensin receptor blocker, statin, calcium channel blocker, and diuretics), and pulmonary edema. 95% CI, 95% confidence interval.