Table 3.
Comparison between COVID-19+ and COVID-19− players
| COVID-19+ | COVID-19− | P value | |
| n | 18 | 12 | |
| Age (years) | 22 (21–27) | 25 (19.5–26.5) | 0.92 |
| Spirometry | |||
| FVC (L) | 5.68 (5.06–6.21) | 5.62 (4.80–5.83) | 0.31 |
| % of the theor | 102.5 (92–112) | 103.5 (95–105) | 0.69 |
| FEV1 (L) | 4.62 (4.02–4.77) | 4.4 (3.87–5.11) | 0.95 |
| % of the theor | 96.5 (91–104) | 102.5 (94.5–108.5) | 0.39 |
| PEF (L) | 9.25 (8.7–10.45) | 9.38 (8.34–10.39) | 0.85 |
| % of the theor | 89.5 (84–100) | 89 (82.5–99.5) | 0.92 |
| MVV (L/min) | 161.7 (139.7–167) | 154 (135.3–178.9) | 0.98 |
| % of the theor | 98 (91–104) | 99.5 (90.5–110) | 0.72 |
| Stress-test ECG | |||
| Resting HR (bpm) | 61.5 (54–69) | 60.5 (55–62.5) | 0.33 |
| Max HR (bpm) | 180 (172–185) | 178 (170–181.5) | 0.44 |
| % of the theor | 91 (89–92) | 90.5 (87.5–92) | 0.63 |
| Resting SBP (mm Hg) | 102.5 (100–110) | 110 (100–120) | 0.22 |
| Resting DBP (mm Hg) | 62.5 (60–70) | 62.5 (60–72.5) | 0.55 |
| Max SBP (mm Hg) | 190 (170–200) | 190 (175–195) | 1,00 |
| Max DBP (mm Hg) | 77.5 (70–85) | 75 (70–80) | 0.63 |
| Echocardiogram | |||
| LV EDD (mm) | 55.5 (51.5–58) | 53.5 (52.5–55.5) | 0.39 |
| LV ESD (mm) | 33 (31–37) | 33 (32.5–34.5) | 0.85 |
| IVSd (mm) | 10 (9.5–10) | 10 (9–10.25) | 0.92 |
| PWd (mm) | 10 (9.5–10) | 10 (9–10.25) | 0.78 |
| LV EDV (mL) | 153 (126–168) | 137 (131.5–153) | 0.25 |
| LV EDV ind (mL/m2) | 73.5 (63.1–85.3) | 71 (63.9–75.2) | 0.35 |
| LV ESV (mL) | 43.5 (37–60) | 45 (43.5–48.5) | 0.82 |
| LV ESV ind (mL/m2) | 22.2 (18.8–27.7) | 23.5 (20.7–24.7) | 0.78 |
| FS % | 37 (35–41) | 38 (36.5–41) | 0.55 |
| EF % | 61 (58–63) | 60.5 (56.5–62.5) | 0.76 |
| Mitral E:A ratio | 1.71 (1.45–1.88) | 1.76 (1.58–2) | 0.47 |
| RVD1 (mm) | 44 (41–45) | 43 (39.5–45.5) | 0.69 |
| RVD2 (mm) | 32.5 (30–34) | 31 (29–35.5) | 0.79 |
| TAPSE (mm) | 19.5 (19–22) | 20.5 (19–21) | 0.69 |
Data are presented as median (IQR).
BPM, beats per minute; DBP, diastolic blood pressure; LV EDD, left ventricle end-diastolic diameter; LV EDV, left ventricle end-diastolic volume; EF, ejection fraction; LV ESD, left ventricle end-systolic diameter; LV ESV, left ventricle end-systolic volume; FEV1, forced expiratory volume in the first second; FS, fractional shortening; FVC, forced vital capacity; HR, heart rate; ind, indexed for body surface area; IVSd, end-diastolic interventricular septum thickness; MVV, maximal voluntary ventilation; PEF, peak expiratory flow volume; PWd, end-diastolic posterior wall thickness; RVD1, right ventricle end-diastolic diameter at the base (4ch); RVD2, right ventricle end-diastolic mid-cavitary diameter (4ch); SBP, systolic blood pressure; TAPSE, tricuspid annular plane systolic excursion; Theor, theoretical for the age and body size.