Elevation of D-dimer levels are associated with early need for mechanical ventilation support in patients with COVID-19

Table 3 Outcome of mechanical ventilation in the patients

Variable	Total (n = 200)		Traditional Oxygen (n = 164)		Invasive MV (n = 36)		P
	N	%	N	%	N	%
Sepsis	20	10	8	4.88	12	33.33	< 0.001^†
Septic shock	10	5	2	1.22	9	25	< 0.001^†
ARDS	9	4.5	1	0.66	9	25	< 0.001^†
PE	6	3	2	1.22	4	11.11	0.001^†
Mortality	34	17	2	1.22	26	81.25	< 0.001^†
	Mean	SD	Mean	SD	Mean	SD
LOS (days)	8	2.5	6	2	8	3.5	0.16^†

Numerical data presented as mean and stander deviation, and categorical data as number and percentage, n: number, SD: stander deviation, IMV: invasive mechanical ventilation, ARDS: acute respiratory distress syndrome, PE: Pulmonary embolism, LOS: length of stay in hospital, †: independent t-test, ƪ: chi square test, p considered significant if ≤ 0.05

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