Table 3 The best threshold, Positive-LR, Negative-LR, sensitivities, specificities, Youden index, and area under the curve of obesity and lipid-related indices for the screening of NAFLD in the general population

BMI

0.8577

0.8503

0.8651

22.5521

2.8561

0.2104

0.7015

0.8524

0.5539

WC

0.8610

0.8539

0.8681

79.6500

3.3282

0.2529

0.7571

0.8085

0.5656

WHtR

0.8366

0.8289

0.8442

0.4715

2.6973

0.2392

0.6905

0.8349

0.5254

TG

0.7969

0.7877

0.8061

0.8411

2.4052

0.3385

0.6799

0.7698

0.4497

FPG

0.7111

0.7005

0.7217

5.1902

1.8080

0.4775

0.6073

0.7100

0.3173

TyG

0.8084

0.7996

0.8173

8.2059

2.6571

0.3392

0.7149

0.7575

0.4724

TyG-BMI

0.8862

0.8797

0.8927

189.6932

3.7869

0.2080

0.7787

0.8381

0.6168

TyG-WC

0.8846

0.8782

0.8911

637.8369

3.1606

0.1627

0.7207

0.8827

0.6034

TyG-WHtR

0.8766

0.8700

0.8833

3.8957

3.3328

0.2053

0.7459

0.8468

0.5927

TG/HDL-C ratio

0.8147

0.8060

0.8233

0.6119

2.5289

0.2865

0.6818

0.8046

0.4864

HSI

0.8678

0.8604

0.8752

32.9224

3.5455

0.2557

0.7738

0.8022

0.5760

VAI

0.8000

0.7909

0.8092

0.9306

2.5657

0.3446

0.7049

0.7571

0.462

LAP

0.8659

0.8588

0.8730

13.7281

3.2019

0.2279

0.7404

0.8313

0.5717