Use of inflammatory markers as predictor for mechanical ventilation in COVID-19 patients with stages IIIb-V chronic kidney disease?

Table 4 Inflammatory marker levels between non-invasive mechanical ventilation and no mechanical ventilation, n (%)

Variables	Non-invasive mechanical ventilation	No mechanical ventilation	Total	P valuea
CRP level (mg/L)	14	17	48	0.001
	53.8	25.8	40.7
Ferritin level (ng/mL)	17	24	57	0.03
	65.4	36.4	48.3
LDH level (U/L)	2	3	12	0.001
	7.7	4.5	10.2
Troponin (ng/mL)	12	15	38	0.06
	46.2	22.7	32.2
D-dimer (mg/L)	21	34	76	0.01
	80.8	51.5	64.4

^aChi square test between non mechanical ventilation and non invasive mechanical ventilation.

CRP: C reactive protein; LDH: Lactate dehydrogenase.