Table 2. Co-manifestations on chest CT in COVID-19 patients.

Co-manifestations, n (%)	Chest CT		p value
	Progression group (n = 71)	Progression-free group (n = 202)
Chronic inflammatory manifestations	9 (12.7)	7 (3.5)	0.005
Chronic bronchitis / emphysema	2 (2.8)	2 (1.0)	0.271
Pericardial effusion	1 (1.4)	1 (0.5)	0.438
Pleural effusion	1 (1.4)	0 (0)	0.091
Bullae of lung	1 (1.4)	2 (1.0)	0.771
Obsolete tuberculosis	2 (2.8)	1 (0.5)	0.107