Table 2.
Clinical and Laboratory Findings at Follow-up in a Postacute COVID-19 Population (n = 100 Patients)
| Persistent Symptoms | Total (n = 100), No. (%) | Mild to Moderate (n = 41), No. (%) | Severe to Critical (n = 59), No. (%) | P Value | Non-ICU (n = 69), No. (%) | ICU (n = 31), No. (%) | P Value |
|---|---|---|---|---|---|---|---|
| No | 16 (16) | 7 (17) | 9 (15) | .807 | 11 (16) | 5 (16) | .981 |
| Yes | 84 (84) | 34 (83) | 50 (85) | .342 | 58 (84) | 26 (84) | |
| No. of symptoms | |||||||
| 0 | 17 (17) | 7 (17) | 10 (17) | 11 (16) | 5 (17) | ||
| 1–2 | 47 (47) | 16 (39) | 31 (53) | 30 (43) | 17 (59) | ||
| >2 | 36 (36) | 18 (44) | 18 (30) | 28 (41) | 7 (24) | .362 | |
| Postdischarge infectious diseases | 14 (14) | 5 (12) | 9 (15) | .665 | 9 (13) | 5 (16) | .681 |
| Rectal colonization | 19 (19) | 3 (7) | 16 (27) | .018 | 8 (12) | 11 (35) | .005 |
| Blood Test at Follow-up | Reference Values | Median Values (IQR) | |||||
| White blood cell, 109 cells per L | 4.0–10.0 | 6.65 (5.38–7.72) | |||||
| Neutrophil count, 109 cells per L | 1.5–7.5 | 3.98 (3.13–5.84) | |||||
| Lymphocyte count, 109 cells per L | 0.5–5.0 | 1.84 (1.47–2.22) | |||||
| Platelet count, 109 cells per L | 140–440 | 239 (194–290) | |||||
| ALT, U/L | 10–50 | 15 (12–21) | |||||
| Creatinine mg/dL | 0.7–1.2 | 0.9 (0.8–1.1) | |||||
| D-dimer, mg/L | <500 | 444 (302–816) | |||||
| C-reactive protein, mg/L | 0–5 | 4 (4–5) | |||||
| Serum ferritin, μg/L | 30–400 | 152 (69–276) | |||||
| Lactate dehydrogenase, U/L | 135–225 | 194 (174–219) |
Abbreviations: ALT, alanine aminotransferase; COVID-19, coronavirus disease 2019; ICU, intensive care unit; IQR, interquartile range.