Table 1. Subject characteristics at baseline.
| Total group | women | men | p-value | |
|---|---|---|---|---|
| Subjects (women/men) | 69 | 46 | 23 | 0.006 |
| Age (years) | 46 ± 12 | 46 ± 11 | 46 ± 12 | 0.820 |
| Body weight (kg) | 85.2 ± 22.4 | 79.2 ± 23.4 | 97.3 ± 14.4 | <0.001 |
| Body mass index (kg/m2) | 28.5 [11.1] | 25.7 [12.1] | 29.2 [9.0] | 0.114 |
| Body fat (%) | 32.1 ± 11.6 | 35.2 ± 11.6 | 25.6 ± 8.6 | <0.001 |
| weeks since Covid-19 diagnosis | 43 [32] | 43 [30] | 36 [42] | 0.378 |
| steps per day | 7159 [3641] | 6934 [3570] | 7444 [3397] | 0.445 |
| maximum power output (watt/kg) | 1.67 [0,90] | 1.67 [0.95] | 1.70 [0.80] | 0.653 |
| VO2max (ml/min/kg) | 22.5 ± 6.4 | 21.9 ± 6.4 | 23.8 ± 6.3 | 0.248 |
| 6MWT (m) | 525 ± 88 | 516 ± 83 | 543 ± 96 | 0.265 |
| max HR ergometry (bpm) | 150 ± 22 | 153 ± 21 | 145 ± 23 | 0.188 |
| Breathing reserve (%) | 39 [20] | 37 [23] | 43 [17] | 0.408 |
| FEV1 (ml) | 3055 [970] | 2910 [580] | 3655 [985] | <0.001 |
| FVCex (ml) | 3983 ± 1043 | 3495 ± 776 | 4892 ± 857 | <0.001 |
| max Lactat concentration (mmol/l) | 5.12 ± 2.19 | 5.12 ± 2.42 | 5.12 ± 1.67 | 0.995 |
| Borg-scale | 19 [1] | 19 [1] | 19 [1] | 0.405 |
| FAS score | 35.0 ± 7.4 | 36.6 ± 6.7 | 32.0 ± 8.0 | 0.024 |
| QoL physical score | 35.2 ± 9.0 | 34.6 ± 8.9 | 36.4 ± 9.4 | 0.478 |
| Qol mental score | 40.9 ± 12.8 | 40.6 ± 13.9 | 41.6 ± 10.8 | 0.738 |
| HADS depression score | 6.0 [7.0] | 5.0 [7.0] | 8.0 [6.0] | 0.279 |
| HADS anxiety score | 6.5 [8.0] | 6.0 [9.0] | 7.0 [7.0] | 0.714 |
Differences between groups were analyzed with Students t-test for unpaired samples or the Mann-Whitney test, data are mean ± SD or median [interquartile range].