The Impact of COVID-19 on Hospitalised COPD Exacerbations in Malta

Table 2

Oxygen treatment received in AECOPD inpatients during the study period.

	2019, (%)	2020, (%)	Chi-square	value
Venturi mask used ()	120 (84.5%)	58 (69.0%)	7.541	0.006
Normal face mask/non-rebreather mask ()	7 (4.9%)	16 (19.0%)	11.508	0.001
No oxygen mask ()	15 (10.6%)	10 (11.9%)	0.097	0.756