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Table 8 ROC curve analysis for predicting osteoporosis or osteopenia in the lumbar spine or hip

From: The diagnostic value of the combined application of blood lipid metabolism markers and interleukin-6 in osteoporosis and osteopenia

 

Youden Index

AUC (95% CI)

95% CI

Cut-Off

Sensibility

Specificity

P value

Total

 TC (mmol/l)

0.248

0.634 (0.567–0.700)

5.605

0.418

0.830

<0.001

 FFA (mmol/l)

0.341

0.713 (0.651–0.775)

0.527

0.511

0.830

<0.001

 IL-6 (pg/ml)

0.311

0.670 (0.607–0.733)

7.500

0.566

0.745

<0.001

 ApoA1 (g/l)

0.214

0.628 (0.559–0.698)

1.205

0.714

0.500

<0.001

 ApoA1/ApoB

0.074

0.516 (0.444–0.588)

1.978

0.148

0.926

0.661

 Joint Indicators–1

0.560

0.846 (0.800–0.891)

/

0.698

0.862

<0.001

 Joint Indicators–2

0.565

0.842 (0.796–0.888)

/

0.703

0.862

<0.001

 Joint Indicators–3

0.557

0.846 (0.801–0.891)

/

0.802

0.755

<0.001

Male

 TC (mmol/l)

0.220

0.596 (0.484–0.707)

5.605

0.360

0.860

0.099

 FFA (mmol/l)

0.320

0.688 (0.584–0.792)

0.474

0.580

0.740

0.001

 IL-6 (pg/ml)

0.420

0.739 (0.641–0.838)

8.750

0.640

0.780

<0.001

 ApoA1/ApoB

0.160

0.539 (0.425–0.653)

1.127

0.520

0.640

0.504

 Joint Indicators–1

0.560

0.829 (0.747–0.911)

/

0.620

0.940

<0.001

 Joint Indicators–2

0.580

0.838 (0.759–0.918)

/

0.740

0.840

<0.001

Female

 TC (mmol/l)

0.235

0.620 (0.530–0.710)

5.645

0.417

0.818

0.017

 FFA (mmol/l)

0.348

0.728 (0.646–0.810)

0.518

0.530

0.818

<0.001

 IL-6 (pg/ml)

0.325

0.653 (0.569–0.737)

7.450

0.530

0.795

0.002

 ApoA1 (g/l)

0.189

0.611 (0.514–0.708)

1.385

0.553

0.636

0.027

 ApoA1/ApoB

0.098

0.502 (0.403–0.600)

1.476

0.621

0.477

0.971

 Joint Indicators–1

0.599

0.841 (0.782–0.901)

/

0.667

0.932

<0.001

 Joint Indicators–2

0.553

0.828 (0.766–0.890)

/

0.758

0.795

<0.001

 Joint Indicators–3

0.591

0.847 (0.788–0.901)

/

0.727

0.864

<0.001