Table 4. Complications of younger and elderly deceased patients with COVID-19.

Complications	Total (n=163)	Younger (n=86)	Elderly (n=77)	P value
ARDS	159 (97.5%)	84 (97.7%)	75 (97.4%)	>0.999§
Respiratory failure	121 (74.2%)	66 (76.7%)	55 (71.4%)	0.439‡
Septic shock	56 (34.4%)	25 (29.1%)	31 (40.3%)	0.133‡
Acute cardiac injury	60 (36.8%)	37 (43.0%)	23 (29.9%)	0.082‡
Acute kidney injury	35 (21.5%)	18 (20.9%)	17 (22.1%)	0.859‡
Liver injury	25 (15.3%)	12 (4.0%)	13 (16.9%)	0.604‡
Bacterial infections	24 (14.7%)	13 (15.1%)	11 (14.3%)	0.881‡
Fungal infections	13 (8.0%)	4 (4.7%)	9 (11.7%)	0.098‡

Note: data are presented as n (%). P values are calculated by χ2 test or Fisher’s exact test, as appropriate.

Abbreviations: ARDS, acute respiratory distress syndrome.

‡Calculated using the χ2 test.

§Calculated using the Fisher’s exact test.