Correlation between the serum level of ferritin and D-dimer and the severity of COVID-19 infection

The Egyptian Journal of Bronchology

Table 3 Association between D-dimer serum level and study outcomes

		D-dimer level (ng/ml)		Test value ^a	P value
		Median (IQR) ^b	Range	Test value ^a	P value
Mortality	Survivor	501.5 (198.5–1500)	14–10,000	− 5.085^a	< 0.0001
Mortality	Non-survivor	1883 (993–4580)	242–10,000	− 5.085^a	< 0.0001
Need for ICU admission	No	340 (163–863)	14–10,000	− 7.174^a	< 0.0001
Need for ICU admission	Yes	1936 (993–4659)	242–10,000	− 7.174^a	< 0.0001
Need for mechanical ventilation	No	500 (198–1500)	14–10,000	− 5.375^a	< 0.0001
Need for mechanical ventilation	Yes	1901 (993–4659)	242–10,000	− 5.375^a	< 0.0001

P value > 0.05 non-significant, P value < 0.05 significant, P value < 0.01 highly significant
^aMann-Whitney test
^bIQR Interquartile range