Table 2.

Univariate and Multivariate Logistic Regression Analysis for the Association Between Hypophosphatemia and Mortality in Included COVID-19 Patients

Variables	Unadjusted Analysis			Adjusted Analysis
	OR	95% Cl	p	OR	95% Cl	p
Age (years)	1.088	1.064–1.112	<0.001	1.059	1.030–1.088	<0.001
Male	1.659	1.017–2.705	0.042
Hypertension	4.163	2.427–7.140	<0.001
Diabetes mellitus	1.696	0.688–4.182	0.252
COPD	6.068	2.608–14.119	<0.001
Chronic liver disease	2.318	0.843–6.374	0.103
Malignancy	4.571	0.905–23.081	0.066
Oxygen saturation	0.741	0.678–0.808	<0.001	0.733	0.645–0.834	<0.001
WBCs	1.365	1.256–1.484	<0.001	1.428	1.277–1.597	<0.001
Neutrophils	1.002	0.996–1.009	0.496
Lymphocytes	0.037	0.016–0.083	<0.001	0.075	0.026–0.220	<0.001
Monocytes	0.523	0.175–1.563	0.246
Platelets	0.991	0.987–0.994	<0.001
Hemoglobin	1.005	0.990–1.019	0.534
Albumin	0.766	0.713–0.824	<0.001
Immunoglobulin	1.031	0.985–1.079	0.192
ALT	1.005	0.998–1.011	0.163
AST	1.022	1.012–1.031	<0.001
Serum creatinine	1.011	1.005–1.017	0.001
Hypophosphatemia	7.587	3.612–15.936	<0.001	3.636	1.285–10.288	0.015
Severity			<0.001
Mild	1	Reference
Moderate	5.38×107	–	0.999
Severe	4.86×108	–	0.998
Critical	6.63×108	–	0.998

Abbreviations: COPD, chronic obstructive pulmonary disease; WBC, white blood cell; ALT, alanine aminotransferase; AST, aspartate aminotransferase.