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Table 4 Comparative analysis of the TyG index’s predictive accuracy for VDD across different studies

From: The association between the triglyceride-glucose index and vitamin D status: a systematic review and meta-analysis

Study

Condition

AUC

95% CI

Youden’s Index

P-Value

Optimal Cut-off Value

Sensitivity (%)

Specificity (%)

Xiang, [38]

VDD in T2DM

0.647

—

0.331

< 0.001

9.03

75.0

41.9

Liu, [40]

VDD in MAFLD

0.744

0.701 to 0.787

—

< 0.001

8.750

76.5

64.5

Mahat, [39]

VDD in SCH

0.759

0.650 to 0.868

0.38

< 0.001

4.86

78.8

59.5