Characteristics of patients who reported PASC ≥8 weeks after hospital discharge (n=30)
| Characteristics of patients with PASC | |
| Age years, median (IQR) | 70 (63–76) |
| Sex | |
| Male | 30 (100) |
| Race | |
| African American | 21 (70) |
| Caucasian | 6 (20) |
| Others | 3 (10) |
| Smoking history | |
| Current smoker | 8 (26) |
| Previous smoker | 17 (56) |
| Unknown | 5 (18) |
| Comorbid conditions | |
| Hypertension | 25 (83) |
| Hyperlipidaemia | 20 (66) |
| Obesity (BMI ≥30 kg·m−2) | 18 (60) |
| Diabetes mellitus Type 2 | 14 (46) |
| Obstructive sleep apnoea | 12 (40) |
| Chronic obstructive pulmonary disease | 10 (33) |
| Gastro-oesophageal reflux disease | 10 (33) |
| Coronary artery disease | 6 (20) |
| Chronic kidney disease | 5 (16) |
| Non-lung cancer | 4 (13) |
| HFpEF | 3 (10) |
| Cirrhosis | 3 (10) |
| Asthma | 2 (6) |
| History of venous thromboembolism | 2 (6) |
| HFrEF | 2 (6) |
| Interstitial lung disease | 1 (3) |
| Lung cancer | 1 (3) |
| Solid organ transplant | 1 (3) |
| Sarcoidosis | 1 (3) |
| Connective tissue disease | 1 (3) |
| Index hospitalisation | |
| Mean length of stay days (mean±sd) | 11±10 |
| Supplemental oxygen therapy | |
| In-hospital | |
| Noninvasive ventilation | 3 (10) |
| High-flow nasal canula | 10 (33) |
| Invasive mechanical ventilation | 0 |
| Flow rate (at hospital discharge) L·min−1, mean (IQR) | 2 (2–3) |
| Readmission and mortality outcomes | |
| Readmission within | |
| 30 days (all-cause) | 9 (30) |
| 30 days to 8 weeks (all-cause) | 10 (33) |
| 8 weeks to 6 months (all-cause) | 5 (16) |
| Mortality (all-cause)# | 2 (6) |
Data are presented as n (%) unless otherwise stated. PASC: post-acute sequelae of COVID-19 infection; IQR: interquartile range; BMI: body mass index; HFrEF: heart failure with reduced ejection fraction; HFpEF: heart failure with preserved ejection fraction; COVID-19: coronavirus disease 2019. #: median time to death 130 days.