Table 2.
Demographic, clinical, and hospitalization data of COVID-19 patients according to the presence or absence of post-COVID dyspnea 6 months after hospital discharge
| Post-COVID dyspnea (n = 71) | No post-COVID dyspnea (n = 341) | p value | |
|---|---|---|---|
| Age, mean (SD), years | 65.0 (14.5) | 61.5 (16.0) | 0.105 |
| Gender, male/female,* n (%) | 23 (32.4)/48 (67.6) | 190 (55.7)/151 (44.3) | 0.009* |
| Weight, mean (SD), kg | 77.0 (17.0) | 67.5 (13.0) | 0.116 |
| Height, mean (SD), cm | 163.0 (9.5) | 165 (11.5) | 0.579 |
| Medical comorbidities, n | 0.8 (0.85) | 0.85 (0.85) | 0.754 |
| Medical comorbidities, n (%) | |||
| Hypertension | 14 (19.7) | 99 (29.0) | 0.168 |
| Diabetes | 9 (12.7) | 31 (9.1) | 0.381 |
| Cardiovascular diseases | 10 (14.1) | 45 (13.2) | 0.826 |
| Asthma* | 12 (16.9) | 17 (4.9) | 0.002* |
| Obesity | 4 (5.6) | 20 (5.8) | 0.987 |
| Chronic obstructive pulmonary disease | 5 (4.2) | 12 (3.5) | 0.213 |
| Other (cancer, kidney disease) | 13 (18.3) | 54 (15.8) | 0.624 |
| COVID-19 symptoms at hospital admission, n, mean (SD) | 2.1 (0.7) | 2.2 (0.75) | 0.682 |
| Symptoms at hospital admission, n (%) | |||
| Fever | 61 (85.9) | 255 (74.7) | 0.330 |
| Dyspnea* | 40 (56.3) | 114 (33.3) | 0.006* |
| Cough | 11 (15.5) | 80 (23.4) | 0.190 |
| Myalgias | 13 (18.3) | 100 (29.3) | 0.099 |
| Headache | 14 (19.7) | 70 (20.5) | 0.916 |
| Diarrhea | 5 (7.0) | 33 (9.6) | 0.533 |
| Anosmia | 8 (11.2) | 27 (7.9) | 0.382 |
| Ageusia | 4 (5.6) | 19 (5.6) | 0.940 |
| Throat pain | 3 (4.2) | 10 (2.9) | 0.567 |
| Vomiting | 2 (2.8) | 9 (2.6) | 0.881 |
| Stay at the hospital, mean (SD), days | 7.1 (4.3) | 7.2 (4.5) | 0.915 |
| ICU admission | |||
| Yes/no, n (%) | 7 (9.8)/64 (91.2) | 13 (3.8)/328 (94.2) | 0.153 |
| Stay at ICU, mean (SD), days | 4.3 (2.9) | 4.5 (4.0) | 0.901 |
n, number; SD, standard deviation; ICU, intensive care unit. * Statistically significant differences between groups (p < 0.05).