Table 3.

Logistic regression analysis on background factors influencing pulse oximetry below 94% 24-h after infusion of casirivimab-imdevimab

		Univariate Analysis				Multivariate Analysis
Factor	Cutoff	OR	CI, lower	CI, upper	P	OR	CI, lower	CI, upper	P
Age	55	0.692	0.261	1.837	0.46
Male		1.582	0.588	4.259	0.364
Smoking		0.794	0.297	2.122	0.646
Body Mass Index	23	3.467	1.152	10.431	0.027*	3.145	0.958	10.326	0.059
Symptomatic	3 days	2.338	0.874	6.255	0.091
CT Bilateral		7.368	2.501	21.705	< 0.001*	5.544	1.599	19.228	0.007*
PreTemp	37	0.672	0.243	1.856	0.443
PreOx	96%	2.706	0.686	10.669	0.155
White Blood Cell	4300	0.992	0.373	2.638	0.988
Neutrophil	64%	1.106	0.416	2.936	0.840
Lymphocyte	24%	0.692	0.261	1.837	0.460
C-Reactive Protein	0.53 mg/dl	3.286	1.092	9.888	0.034*	1.543	0.402	5.923	0.528
Total Bilirubin	0.55 mg/dl	1.134	0.222	5.796	0.880
Creatinine	0.7 mg/dl	2.125	0.646	6.987	0.215
Platelet	180 × 103	0.912	0.346	2.405	0.853
2-Time Vaccination		0.502	0.104	2.425	0.391

CI, 95% confidence interval; CT Bilateral, computed tomography showing bilateral ground glass attenuation; PreTemp, pre-infusion body temperature; PreOx, pre-infusion pulse oximetry; *, P < 0.05