Table 3.

Comparative values of laboratory findings and imaging diagnosis.

	COVID-19 Associated Pneumothorax n = 34		Pneumothorax without COVID-19 n = 42		Statistic Test	p-Value
Haematology	Range	Average	Range	Average
WBC (k/microL)	4.20–24.32	14.3	3.80–8.76	7.8	t-test = 10.29	<0.0001
D_Dimer (ng/mL)	305–720	505	0–250	125	t-test = 16.4	<0.0001
Blood chemistry	Range	Average	Range	Average
Ferritin (mg/dL)	356–833	606	20.00–250	140	t-test = 20.11	<0.0001
CRP (mg/L)	28.08–71.3	58.1	0.00–5.00	3	t-test = 15.44	<0.0001
LD-P (U/L)	283.69–387.07	303.8	125.00–220.00	176.2	t-test = 4.55	<0.0001
γGT (U/L)	63.02–98.75	74.6	11.00–59.00	23.9	t-test = 4.94	<0.0001
Imaging Diagnosis
Right pneumothorax	25		23		OR = 2.29	0.09
Left pneumothorax	9		19		OR = 0.43	0.09