Pulmonary hypertension at admission predicts ICU mortality in elderly critically ill with severe COVID-19 pneumonia: retrospective cohort study

Table 5 Univariate and multivariate logistic regression models

Variable in the model	OR	95% CI	Statistics (p)
Univariate predictors of ICU mortality
PASP, mmHg	1.056	1.005–1.111	0.033^a
Diffuse B-pattern (Yes = 1, No = 0)	2.917	1.368–6.218	0.006^a
Mechanical ventilation (Yes = 1, No = 0)	4.849	2.101–11.191	< 0.001^a
Development of VAP (Yes = 1, No = 0)	3.625	1.603–8.197	0.002^a
Multivariate regression model of ICU mortality (Full model -2 Log Likelihood = 63.0, Chi-square p < 0.021)
PASP, mmHg	1.061	1.003–1.124	0.039^a
Diffuse B-pattern (Yes = 1, No = 0)	3.317	0.918–1.988	0.067
Mechanical ventilation (Yes = 1, No = 0)	1.853	0.432–7.954	0.407
Development of VAP (Yes = 1, No = 0)	2.075	0.442–9.745	0.355
Univariate predictors of hospital mortality
PASP, mmHg	1.068	1.007–1.133	0.028^a
Diffuse B-pattern (Yes = 1, No = 0)	2.230	1.000–4.975	0.050^a
Mechanical ventilation (Yes = 1, No = 0)	5.018	2.065–12.194	< 0.001^a
Development of VAP (Yes = 1, No = 0)	5.961	2.188–16.241	< 0.001^a
Multivariate regression model of hospital mortality (Full model -2 Log Likelihood = 51.8, Chi-square p < 0.013)
PASP, mmHg	1.073	1.003–1.146	0.039^a
Diffuse B-pattern (Yes = 1, No = 0)	2.602	0.635–10.668	0.184
Mechanical ventilation (Yes = 1, No = 0)	1.275	0.282–5.755	0.752
Development of VAP (Yes = 1, No = 0)	4.786	0.729–31.436	0.103

Values represent odds ratios with 95% confidence intervals
Abbreviations: CI Confidence interval, ICU Intensive care unit, OR Odds ratio, PASP Pulmonary artery systolic pressure, VAP Ventilator associated pneumonia
^aDenotes statistically significant difference between groups at < 0.05 level

ISSN: 1476-7120