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Table 4 Principal components composition PTA included

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

0.240

0.575

0.247

0.110

0.134

Age

0.622

0.041

− 0.141

0.152

0.378

SLC40A1

0.302

− 0.072

0.557

− 0.130

− 0.519

TF

− 0.199

− 0.065

0.677

− 0.302

0.058

HFEH63D

− 0.266

0.270

0.296

0.718

− 0.145

HFEC282Y

0.059

0.559

− 0.390

− 0.361

− 0.371

HAMP

− 0.364

0.482

− 0.120

0.200

− 0.189

SOD2

− 0.145

0.503

0.255

− 0.404

0.458

PTA

0.630

0.111

0.170

0.248

0.129

LINE-1

− 0.615

− 0.101

0.022

0.118

0.328

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