eTable 1.
Prevalence of Asthma Among Patients With Coronavirus Disease 2019
| Country | Total patients n | Asthma n (%) | COPD n (%) | Patient characteristics | |
|---|---|---|---|---|---|
| Arentz et al1 | US | 21 | 2 (9.1) | 7 (33.3) | Patients admitted to ICU |
| Bhatraju et al2 | US | 24 | 3 (14) | 1 (4) | Patients admitted to ICU |
| Borobia et al3 | Spain | 2226 (460 deaths and 1766 live discharges) | 115 (5.2) - 3.7% of deaths and 5.5% of live discharges | 153 (6.9) -14.1% of deaths and 5.0% of live discharges | Admitted to hospitalb |
| Garg et al4 | US | 160a | 28 (17.5) | 17 (10.6) | Hospitalized patients |
| Goyal et al5 | US | 393-130 requiring IMV | 49 (12.5) - 13.1% of those requiring IMV | 20 (5.1) - 5.4% of those requiring IMV | Admitted to hospital |
| Guan et al6 | China | 1590 | 0 (0) | 24 (1.5) | Hospitalized patients with laboratory-confirmed COVID-19 |
| Richardson et al7 | US | 5700 | 479 (9) | 287 (5.4) | Admitted to hospital and with confirmed SARS-CoV-2 infection by PCR |
| Zhang et al8 | China | 140 (58 were severe) | 0(0) | 2 (1.4) (both were severe) | Hospitalized patients with laboratory-confirmed COVID-19 |
Abbreviations: COPD, chronic obstructive lung disease; COVID-19, coronavirus disease 2019; ICU, intensive care unit; IMV, invasive mechanical ventilation; PCR, polymerase chain reaction; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.
a
The full report refers to a higher number of patients, but comorbidities are only reported on these.
b
Of the total number of patients, 75 were admitted to the ICU, and of those, 4 (5.3%) had asthma.