Table IV.

Relationship between age, gender, ABO blood group, comorbidities and mortality in COVID-19 patients transfused during hospitalisation (n=965)

Analysed variables	Mortality
	OR	95% CI	p
Age	1.015	1.005–1.025	0.0026
Gender	0.88	0.67–1.16	0.397
Group Avs O	1.39	1.06–1.89	0.026
Group Avs non-A	1.35	1.03–1.78	0.029
Group Ovs non-O	0.75	0.56–0.99	0.044
Any comorbidity	1.37	0.90–2.08	0.142
Hypertension	1.14	0.86–1.52	0.346
Heart disease	1.36	0.98–1.88	0.067
Diabetes mellitus	0.84	0.61–1.16	0.305
Obesity	0.86	0.57–1.27	0.477
Dyslipidaemia	1.05	0.76–1.45	0.743
COPD	1.17	0.73–1.90	0.501
Chronic renal disease	1.07	0.71–1.61	0.716
Digestive disorder	1.62	0.77–3.38	0.205
Haematologic malignancy	1.45	0.89–2.34	0.131
Chronic liver disease	1.11	0.98–2.08	0.729
Neurological disorder	1.14	0.63–2.06	0.656
Autoimmune disease	1.34	0.57–3.15	0.494
Solid tumour	0.91	0.62–1.33	0.639

OR: odds ratio; CI: confidence interval; COPD: chronic obstructive pulmonary disease. In bold statistically significant data.