Preoperative platelet count, preoperative hemoglobin concentration and deep hypothermic circulatory arrest duration are risk factors for acute kidney injury after pulmonary endarterectomy: a retrospective cohort study

Table 3 Univariate and Multivariate Analysis of Risk Factors for Acute Kidney Injury

	Univariate analysis			Multivariate analysis
	Odds Ratio	95% Confidence Interval	p Value	Odds Ratio	95% Confidence Interval	p Value
Age	1.029	0.981–1.041	0.052
Male sex	0.747	0.324–1.721	0.493
BMI	0.933	0.830–1.049	0.249
Diabetes	0.347	0.035–3.450	0.666
Hypertension	0.430	0.149–1.237	0.111
CAD	0.584	0.160–2.129	0.411
Smoking	1.352	0.567–3.223	0.496
Preoperative serum creatinine	0.990	0.968–1.012	0.364
Renal insufficiency	0.871	0.261–2.914	0.823
Preoperative platelet count	0.992	0.986–0.998	0.016	0.992	0.984–0.999	0.022
thrombocytopenia	1.943	0.809–4.670	0.138
Postoperative nadir platelet count	0.989	0.987–1.000	0.041
Preoperative hemoglobin	0.984	0.967–1.001	0.062	0.969	0.946–0.993	0.010
Postoperative nadir hemoglobin	0.972	0.947–0.998	0.036
Intraoperative Red blood cells use	1.082	0.066–17.767	1.00
Intraoperative fresh frozen plasma use	1.478	0.314–6.958	0.916
Intraoperative platelets use	4.952	0.998–24.577	0.034
Procedure time	1.007	1.000–1.013	0.052
CPB duration	1.009	1.000–.018	0.043
Aortic cross-clamp time	1.011	0.999–1.023	0.072
DHCA duration per 5 mins	1.031	1.007–1.056	0.01	1.197	1.052–1.362	0.006
Lowest rectal temperature (°C)	1.022	0.680–1.534	0.918
Lowest nasopharyngeal temperature (°C)	0.655	0.448–0.957	0.029

BMI Body mass index, CAD Coronary artery disease; Renal insufficiency, preoperative serum creatinine > 1.2 mg/dL, CPB Cardiopulmonary bypass

ISSN: 1749-8090