| I. BL Aug. 2019 | II. 3 M Nov. 2018 | III. 6 M Feb. 2019 | IV. 9 M May 2019 | V. 12 M Aug. 2019 | VI. 15 M Nov. 2019 | VII. 18 M Feb. 2020 | Not evaluated | VIII. 24 M Aug. 2020 | IX. 27 M Nov. 2020 | ANOVA |
Group E n = 7 | 22.9 ± 5.1 | 21.4 ± 4.5 | 23.7 ± 5.2 | 22.4 ± 5.1 | 22.3 ± 3.5 | 22.3 ± 4.8 | 25.4 ± 3.6 |
| 18.3 ± 2.4 | 20.4 ± 5.2 | ns |
Group F n = 15 | 20.7 ± 2.4 | 21.6 ± 5.6 | 21.2 ± 3.7 | 21.7 ± 2.8 | 23.6 ± 2.9 | 24.4 ± 4.3 | 25.5 ± 3.2 |
| 24.6 ± 4.2 | 24.2 ± 5.7 | I < VII* I < IX* II < IX* III < VII* III < IX* |