Table 2.

Treatment features in group A (with normal PFR at 3 months after hospital discharge) and group B (with altered PFR at 3 months after discharge from the hospital).

Treatment	Group A	n = 19	Group B	n = 21	p-value
Oxygen	11	57.9%	21	100.0%	<0.001
Antibiotics	12	63.2%	18	85.7%	0.148
Steroids	11	57.9%	16	76.2%	0.314
CPAP/NIV	7	36.8%	15	71.4%	0.055
Mechanical ventilation	3	15.8%	11	52.4%	<0.05