Table 4

Outcomes of COVID-19 according to mode of onset (fulminant vs non-fulminant)

After excluding loss to follow-upTotal
n=1962
Fulminant onset
n=627
Non-fulminant onset
n=1335
P value for difference
30-day mortality risk181 (9.2%)108 (17.2%)73 (5.5%)<0.001
Pulmonary embolism8 (0.4%)5 (0.8%)3 (0.2%)0.12
RRT34 (1.7%)23 (3.7%)11 (0.8%)<0.001
After excluding loss to follow-up and ARDS at initial hospitalisationTotal
n=1867
Fulminant onset
n=560
Non-fulminant onset
n=1307
P value for difference
ARDS after hospitalisation116 (6.2%)60 (10.7%)56 (4.3%)<0.001
Invasive mechanical ventilation after hospitalisation74 (4.0%)40 (7.1%)34 (2.6%)<0.001
  • ARDS, acute respiratory distress syndrome; RRT, renal replacement therapy.