Table 1 Methylation indices (β) for CpG sites with significant methylation changes (P < 0.05)

ATP10A

cg10734665

0.717

0.394

−0.323

−1.820

IGF2

cg20339650

0.060

0.254

0.194

4.233

ATP10A

cg11015241

0.453

0.714

0.261

1.576

IGF2AS

cg13791131

0.050

0.253

0.203

5.060

CDKN1C

cg05559445

0.360

0.567

0.207

1.575

INS

cg25336198

0.732

0.530

−0.202

−1.381

DIRAS3

cg09118625

0.657

0.847

0.190

1.289

KCNQ1

cg06719391

0.329

0.092

−0.237

−3.576

DLK1

cg17412258

0.088

0.380

0.291

4.318

KCNQ1

cg20751395

0.847

0.690

−0.157

−1.228

DLX5

cg11500797

0.451

0.652

0.201

1.446

KCNQ1

cg17820828

0.087

0.263

0.176

3.023

DLX5

cg24115040

0.368

0.581

0.212

1.579

KCNQ1

cg12578166

0.552

0.813

0.261

1.473

DLX5

cg20080624

0.549

0.767

0.219

1.397

KCNQ1

cg01734338

0.530

0.900

0.369

1.698

DLX5

cg06537230

0.057

0.380

0.323

6.667

KCNQ1DN

cg05656180

0.507

0.707

0.200

1.394

DLX5

cg06911084

0.320

0.709

0.389

2.216

KCNQ1DN

cg13081704

0.557

0.759

0.202

1.363

GNAS

cg01355739

0.882

0.640

−0.243

−1.378

KLF14

cg06533629

0.548

0.319

−0.229

−1.718

GNAS

cg17414107

0.360

0.125

−0.235

−2.880

MEG3

cg25836301

0.558

0.745

0.187

1.335

GNAS

cg06044900

0.284

0.123

−0.161

−2.309

MEG3

cg09280976

0.643

0.870

0.226

1.353

GNAS

cg07284407

0.485

0.682

0.197

1.406

MEST

cg09872616

0.138

0.309

0.171

2.239

GNAS

cg01565918

0.457

0.720

0.263

1.575

MEST

cg17347253

0.338

0.585

0.247

1.731

GNAS

cg09437522

0.299

0.565

0.266

1.890

NAP1L5

cg12759554

0.714

0.407

−0.307

−1.754

H19

cg25852472

0.801

0.513

−0.288

−1.561

NNAT

cg23566503

0.645

0.823

0.178

1.276

H19

cg10602543

0.790

0.560

−0.229

−1.411

NNAT

cg12862537

0.712

0.903

0.191

1.268

H19

cg11492040

0.626

0.414

−0.212

−1.512

NNAT

cg18433380

0.401

0.625

0.224

1.559

H19

cg23977670

0.888

0.721

−0.167

−1.232

NNAT

cg10642330

0.567

0.865

0.299

1.526

HBII-437

cg08993557

0.686

0.458

−0.228

−1.498

PEG10

cg25524350

0.141

0.581

0.440

4.121

PLAGL1

cg08263357

0.429

0.678

0.249

1.580

TP73

cg25115460

0.378

0.745

0.367

1.971

PLAGL1

cg17895149

0.128

0.418

0.290

3.266

TP73

cg16607065

0.311

0.708

0.397

2.277

PLAGL1

cg25350411

0.298

0.611

0.313

2.050

WT1

cg04096767

0.463

0.670

0.207

1.447

PPP1R9A

cg11164400

0.435

0.725

0.291

1.667

WT1

cg22511262

0.265

0.500

0.235

1.887

SLC22A18

cg18655584

0.677

0.860

0.182

1.270

WT1

cg15446391

0.322

0.571

0.249

1.773

SLC22A18

cg03336167

0.234

0.878

0.643

3.752

WT1

cg13301003

0.320

0.580

0.260

1.813

SLC22A3

cg25313204

0.956

0.626

−0.330

−1.527

WT1

cg01693350

0.505

0.781

0.276

1.547

SNRPN

cg24993443

0.549

0.793

0.244

1.444

WT1

cg05222924

0.336

0.617

0.281

1.836

SNRPN

cg11265941

0.297

0.595

0.298

2.003

WT1

cg12006284

0.315

0.724

0.410

2.298

SNRPN

cg22678136

0.422

0.827

0.405

1.960

WT1

cg22533573

0.075

0.575

0.500

7.667

TCEB3C

cg02432101

0.644

0.861

0.218

1.337

ZIM2

cg06244906

0.796

0.553

−0.243

−1.439

TP73

cg00565688

0.580

0.230

−0.351

−2.522

ZIM2

cg02162069

0.561

0.751

0.190

1.339

TP73

cg26208930

0.601

0.866

0.265

1.441

ZIM2

cg16519742

0.635

0.867

0.232

1.365

TP73

cg03846767

0.430

0.749

0.319

1.742