The Egyptian Journal of Bronchology

Table 3 Effect of Age and comorbidities on hospital stay

From: Safety and efficacy of tocilizumab in critically ill patients with COVID-19: an observational study

Age		Pearson’s correlation		Hospital stay (days)
		Pearson’s correlation		0.15
		P value		0.29 NS
		Hospital stay (days)		t^a	P value
		Mean	SD	t^a	P value
Diabetic	No	18.78	5.27	0.75	0.46 NS
Diabetic	Yes	17.74	4.52	0.75	0.46 NS
Hypertensive	No	18.81	4.78	0.73	0.47 NS
Hypertensive	Yes	17.79	4.95	0.73	0.47 NS
Liver cirrhosis or HCV	No	18.61	4.94	1.58	0.12 NS
Liver cirrhosis or HCV	Yes	15.33	3.14	1.58	0.12 NS
Chronic kidney disease	No	18.90	4.80	2.39	0.02 S
Chronic kidney disease	Yes	14.62	3.50	2.39	0.02 S
Ischemic heart disease	No	18.69	5.15	1.31	0.20 NS
Ischemic heart disease	Yes	16.55	3.30	1.31	0.20 NS
Chronic pulmonary disease	No	18.70	5.07	1.41	0.16 NS
Chronic pulmonary disease	Yes	16.30	3.43	1.41	0.16 NS

^aStudent t test

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