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

Table 5

Categorical variables that were significantly related with inpatient mortality (analysed using the chi-square test).

	Death during admission	Alive on discharge	Chi-square	value
Year of admission (2019/2020, )	22/23	237/96	9.125	0.003
Active malignancy (yes/no, )	16/23	29/304	34.289	<0.001
Hypertension (yes/no, )	35/6	201/132	9.803	0.002
Ischaemic heart disease (yes/no, )	17/23	91/242	3.996	0.046
Oxygen given on admission (venturi/normal face mask/no oxygen, )	2/5/1	175/18/24	25.228	<0.001
Nebuliser treatment (yes/no, )	1/4	247/68	9.631	0.002
Admission to ICU (yes/no, )	5/40	9/324	7.859	0.005
SABA pre-admission treatment (yes/no, )	18/16	250/82	7.865	0.005
Diabetes (yes/no, )	18/23	87/246	5.713	0.017

ICU: intensive care unit; SABA: short-acting beta-agonist.