Table 1.
Demographic and Biological Characteristics of Patients Who Survived Critical COVID-19 Included in the Follow-up
| Characteristic | Data (N = 62) |
|---|---|
| Age, y | 60 (48-65) |
| Sex | |
| Male | 46 (74.2) |
| Female | 16 (25.8) |
| BMI, kg/m2 | 28.2 (25.4-32.6) |
| Smoking history | |
| Current | 3 (5.0) |
| Former | 31 (51.7) |
| Nonsmoker | 26 (43.3) |
| Comorbidities | |
| Hypertension | 23 (37.1) |
| Diabetes mellitus | 9 (14.5) |
| Chronic heart disease | 6 (9.7) |
| Asthma | 3 (4.8) |
| COPD | 3 (4.8) |
| ICU stay | |
| Length, d | 14.5 (7.0-25.8) |
| Mechanical ventilation | |
| Invasive | 39 (62.9) |
| Length, d | 17.4 ± 8.5 |
| Noninvasive | 30 (49.2) |
| Length, d | 2 (1-4) |
| Prone positioning | 35 (56.5) |
| Length, h | 43.9 ± 30.7 |
| Hydroxychloroquine | 61 (98.4) |
| Interferon-β | 11 (17.7) |
| Tocilizumab | 16 (25.8) |
| Methylprednisolone | 35 (56.4) |
| Maximum daily dose, mg | 500 (120-500) |
| Antibiotics | 62 (100) |
| APACHE | 13.5 ± 4.3 |
| Worst Pao2 to Fio2 ratio | 126.0 (90.1-173.0) |
| Worst Spo2 to Fio2 ratio | 172 (124-215) |
| Laboratory data on ICU admission | |
| CRP, mg/dL | 182 (102-243) |
| Hemoglobin, g/L | 13.2 ± 1.84 |
| Platelet count, × 109/L | 224 (172-305) |
| White blood count, × 109/L | 9.18. (5.99-10.40) |
| Lymphocyte count, × 109/L | 0.80 (0.57-1.14) |
| Urea nitrogen, mM/L | 29 (24-48) |
| Creatinine, mg/dL | 0.8 (0.65-0.95) |
| LDH, U/L | 836 ± 341 |
| Ferritin, mg/dL | 602 (464-2112) |
| D-dimer, mg/L | 430 (285-756) |
Data are presented as No. (%), mean ± SD, or median (interquartile range). No. of missing: smoking history, n = 2; BMI, n = 2; Pao2 to Fio2 ratio, n = 11; CRP, n = 2; LDH, n = 44; ferritin, n = 45; D-dimer, n = 14; and worst Pao2 to Fio2 ratio, n = 11. APACHE = Acute Physiology And Chronic Health Evaluation; CRP = C-reactive protein; LDH = lactate dehydrogenase.