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Table 5 Principal components composition excluding PTA

From: LINE-1 global DNA methylation, iron homeostasis genes, sex and age in sudden sensorineural hearing loss (SSNHL)

Variables

PCs

PC1

PC2

PC3

PC4

PC5

Sex

− 0.136

0.532

0.415

0.320

0.292

Age

− 0.600

0.127

− 0.040

0.193

0.405

SLC40A1

− 0.343

− 0.152

0.619

0.084

− 0.454

TF

0.280

− 0.230

0.631

− 0.377

− 0.017

HFEH63D

0.444

0.123

0.156

0.735

− 0.045

HFEC282Y

− 0.113

0.667

− 0.158

− 0.279

− 0.363

HAMP

0.472

0.431

− 0.156

0.067

− 0.317

SOD2

0.250

0.421

0.355

− 0.441

0.392

LINE-1

0.621

− 0.180

− 0.155

− 0.035

0.334

  1. In bold the main loadings exceeding the cut-off > 0.30 or < − 0.3