Table 1.
Patients' Characteristics (n = 48)
| Characteristic | PCC (n = 25) | COVID-19 Controls (n = 6) | Healthy Controls (n = 17) |
|---|---|---|---|
| Age, y, median (IQR) | 50.2 (40.6–56.4) | 59.9 (54.6–64.8) | 54.7 (48.5–59) |
| Disease severity, No. (%) | |||
| Mild | 5 (20) | 0 (0) | NA |
| Moderate | 11 (44) | 3 (50) | NA |
| Severe | 9 (36) | 3 (50) | NA |
| Sex, No. (%) | |||
| Female | 14 (56) | 0 (0) | 11 (65) |
| Male | 11 (44) | 6 (100) | 6 (35) |
| Comorbidities, No. (%) | |||
| Hypertension | 5 (20) | 2 (33) | 1 (6) |
| Overweight/obesity | 11 (44) | 6 (100) | NA |
| BMI, median (IQR) | 26.3 (24.3–31)a | 29.6 (26.4–30.8)b | NA |
| Diabetes | 3 (12) | 1 (17) | 0 (0) |
| Blood analysis, median (IQR) | |||
| CRP, mg/L | 98.5 (39–190)c | 160 (152.5–167.5) | NA |
| Lymphocyte count 109/L | 0.8 (0.7–1.4)d | 0.7 (0.5–1.0) | NA |
| Vaccinated, No. (%) | 14 (56)e | 3 (50)e | 9 (53)e |
Abbreviations: BMI, body mass index; COVID-19, coronavirus disease 2019; CRP, C-reactive protein; IQR, interquartile range; NA, not applicable/unknown; PCC, post-COVID condition.
aBMI available in only 1/5 mild, 10/11 moderate, and in 7/7 severely ill participants.
bBMI available in 2/3 moderate and 3/3 severely ill participants.
cCRP not available in mild disease severity group.
dLymphocyte count available in 1/5 mild, and all moderate and severely ill.
eVaccination status not known in 9 participants in PCC group, 3 in COVID-19 controls, and 6 in healthy controls.