Table 3.

Multivariate model to analyze factors that contribute to the outcome.

	Odds	95% CI	p
Age	0.96	0.92–1.03	0.068
Fistula	3.36	1.05–10.72	0.041
Medium cut-off membrane	7.99	1.53–41.65	0.014
COVID-19 severity	0.24	0.11–0.53	0.000
Peak ferritin	0.99	0.99–1.00	0.101
Peak CRP	1.00	0.99–1.00	0.33
Co-morbidities	1.60	0.10–25.09	0.73

CI: confidence interval.