Table 3.

Multivariable logistic analysis of AKI.

Variable	β	S.E.	Wald	P	OR	95% CI		Assigned score
						Lower	Upper
Constant	−2.578	0.311	68.908	<0.001	–	–	–	–
Diagnosis (bronchial disease)	−0.100	0.421	0.057	0.812	0.905	0.397	2.063	1
Diagnosis (pneumonia)	0.156	0.266	0.342	0.558	1.168	0.694	1.968	1
Diagnosis (others)	0.156	0.521	0.089	0.765	1.168	0.421	3.244	1
Diabetes (yes)	0.359	0.314	1.301	0.254	1.431	0.773	2.651	1
Consciousness (no)	1.022	0.351	8.464	0.004	2.778	1.396	5.528	3
Hypertension (yes)	0.572	0.248	5.299	0.021	1.771	1.089	2.881	2
ARDS (moderate–severe)	0.489	0.236	4.292	0.038	1.630	1.027	2.588	2
AF (yes)	0.469	0.356	1.733	0.188	1.598	0.795	3.211	1
Pleural effusion (yes)	0.089	0.253	0.124	0.725	1.093	0.666	1.793	1
Heart disease (yes)	0.213	0.251	0.721	0.396	1.237	0.757	2.022	1
AST (abnormal)	0.738	0.262	7.925	0.005	2.093	1.251	3.499	2
D-dimer (abnormal)	0.864	0.301	8.258	0.004	2.372	1.316	4.275	2

ARDS – acute respiratory distress syndrome; AF – atrial fibrillation; AST – aspartate aminotransferase.