Table 5.
Estimates of fixed effects for the mixed linear model for the hematological variables
| Parameters | Beta coefficient | Standard error | T | Statistical significance | 95% CI
|
|
|---|---|---|---|---|---|---|
| Lower limit | Upper limit | |||||
| WBCs | ||||||
| Intercept | 3.288048 | 10.396695 | 0.316 | 0.755 | −18.467500 | 25.043595 |
| Beginning of season | −0.275196 | 0.608224 | −0.452 | 0.656 | −1.542881 | 0.992488 |
| Middle season | −0.261381 | 0.605842 | −0.431 | 0.671 | −1.522188 | 0.999426 |
| Training availability | 0.039345 | 0.113695 | 0.346 | 0.733 | −0.198464 | 0.277154 |
| Total competitive minutes | 0.000147 | 0.000177 | 0.828 | 0.418 | −0.000225 | 0.000518 |
| Neutrophils | ||||||
| Intercept | −2.823579 | 8.566063 | −0.330 | 0.745 | −20.734147 | 15.086989 |
| Beginning of season | 0.157597 | 0.501155 | 0.314 | 0.756 | −0.886135 | 1.201329 |
| Middle season | 0.113347 | 0.499203 | 0.227 | 0.823 | −0.924758 | 1.151452 |
| Training availability | 0.072288 | 0.093676 | 0.772 | 0.450 | −0.123494 | 0.268069 |
| Total competitive minutes | −9.663211E−006 | 0.000146 | −0.066 | 0.948 | −0.000316 | 0.000296 |
| RBCs | ||||||
| Intercept | 6.501730 | 2.819656 | 2.306 | 0.033 | 0.581553 | 12.421907 |
| Beginning of season | −0.056734 | 0.119732 | −0.474 | 0.643 | −0.314216 | 0.200747 |
| Middle season | 0.096939 | 0.105778 | 0.916 | 0.381 | −0.138648 | 0.332526 |
| Training availability | −0.026316 | 0.030220 | −0.871 | 0.395 | −0.089649 | 0.037017 |
| Total competitive minutes | −6.002246E–005 | 5.187141E−005 | − 1.157 | 0.267 | −0.000171 | 5.132495E−005 |
| Hb | ||||||
| Intercept | 16.597486 | 5.933597 | 2.797 | 0.049 | 0.108809 | 33.086164 |
| Beginning of season | −0.109683 | 0.347073 | −0.316 | 0.755 | −0.831605 | 0.612238 |
| Middle season | 0.402701 | 0.345693 | 1.165 | 0.267 | −0.350184 | 1.155585 |
| Training availability | −0.035038 | 0.064887 | −0.540 | 0.613 | −0.204093 | 0.134018 |
| Total competitive minutes | −6.439110E−005 | 0.000101 | −0.636 | 0.568 | −0.000377 | 0.000248 |
| Hct | ||||||
| Intercept | 0.516487 | 0.183023 | 2.822 | 0.017 | 0.113901 | 0.919073 |
| Beginning of season | 0.004463 | 0.010600 | 0.421 | 0.680 | −0.018092 | 0.027018 |
| Middle season | 0.023291 | 0.010517 | 2.215 | 0.056 | −0.000780 | 0.047362 |
| Training availability | −0.001526 | 0.001999 | −0.763 | 0.459 | −0.005847 | 0.002794 |
| Total competitive minutes | −1.564083E−006 | 3.128220E−006 | −0.500 | 0.630 | −8.683788E−006 | 5.555622E−006 |
| MCV | ||||||
| Intercept | 135.060165 | 19.781443 | 6.828 | 0.000 | 93.613063 | 176.507266 |
| Beginning of season | 0.930559 | 0.508537 | 1.830 | 0.111 | −0.279074 | 2.140193 |
| Middle season | 2.285914 | 0.423842 | 5.393 | 0.001 | 1.278020 | 3.293809 |
| Training availability | −0.463429 | 0.206566 | −2.243 | 0.038 | −0.899105 | −0.027752 |
| Total competitive minutes | 0.001173 | 0.000473 | 2.478 | 0.027 | 0.000152 | 0.002193 |
| MCH | ||||||
| Intercept | 35.427764 | 8.036454 | 4.408 | 0.000 | 18.658874 | 52.196655 |
| Beginning of season | 0.060636 | 0.289176 | 0.210 | 0.837 | −0.569915 | 0.691188 |
| Middle season | 0.049348 | 0.246676 | 0.200 | 0.845 | −0.499990 | 0.598686 |
| Training availability | −0.035342 | 0.085652 | −0.413 | 0.684 | −0.213883 | 0.143199 |
| Total competitive minutes | 0.000384 | 0.000156 | 2.461 | 0.027 | 5.078341E−005 | 0.000717 |
| Platelets | ||||||
| Intercept | 346.068027 | 428.806613 | 0.807 | 0.430 | −551.140616 | 1243.276671 |
| Beginning of season | −22.255563 | 16.542635 | −1.345 | 0.203 | −58.210998 | 13.699872 |
| Middle season | −9.315878 | 14.286984 | −0.652 | 0.529 | −1.270483 | 22.638727 |
| Training availability | −1.454554 | 4.580926 | −0.318 | 0.754 | −11.026065 | 8.116956 |
| Total competitive minutes | 0.004205 | 0.008122 | 0.518 | 0.613 | −0.013202 | 0.021612 |
| Iron (ferritin) | ||||||
| Intercept | 249.997884 | 372.593594 | 0.671 | 0.521 | −604.848882 | 1104.844650 |
| Beginning of season | −13.312091 | 36.168483 | −0.368 | 0.721 | −94.672858 | 68.048676 |
| Middle season | 39.229576 | 20.400136 | 1.923 | 0.226 | −73.726373 | 152.185524 |
| Training availability | −1.629333 | 4.032828 | −0.404 | 0.696 | −10.833910 | 7.575245 |
| Total competitive minutes | −0.003170 | 0.006866 | −0.462 | 0.656 | −0.018792 | 0.012453 |
Abbreviations: Hb, hemoglobin; Hct, hematocrit; MCH, mean cell hemoglobin; MCV, mean cell volume; RBCs, red blood cells; WBCs, white blood cells.