Table 2: Concentration of 25(OH)D in the study group and the control group.
| Studied parameter | Study group, n = 110 | Control group, n = 110 | P value |
| Measurements according to season: | |||
| November - May n(%), | 76 (69) | 60 (55) | |
| Range (mean ± SD) | 3-57.1 (19.1 ± 13.62) | 4-23.5 (10.34 ± 8.39) | 0.00000 |
| June - October n(%), | 34 (31) | 50 (45) | |
Range (mean ± SD) |
4.3-70 (24.7 ± 13.48) P = 0.0435 |
5.31-51.3 (20.15 ± 8.88) P = 0.0002 |
0.1006 |
| Baseline 25(OH)D concentration [ng/mL], range (mean ± SD) | 3-70 (20.83 ± 13.48)* | 4-51.3 (14.8 ± 8.39) | 0.0001 |
| 25(OH)D concentration after LT [ng/mL], range (mean ± SD), n = 105 | 3.7-54.6 (27.37 ± 12.5)* | NA | |
*Statistically significant difference, p = 0.00001.