| 25(OH)D | 25-hydroxyvitamin D |
| AUC | Area Under the Curve |
| CI | Confidence Interval |
| GDPR | General Data Protection Regulation |
| IQR | Interquartile Range |
| IU | International Unit |
| LR+ | Positive Likelihood Ratio |
| LR− | Negative Likelihood Ratio |
| OR | Odds Ratio |
| ROC | Receiver Operating Characteristic |
| SD | Standard Deviation |
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