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Table 2 Principal component analysis (PCA) loadings for 52 superiority rating items

From: Overlapping yet dissociable contributions of superiority illusion features to Ponzo illusion strength and metacognitive performance

Item

PC1 (Extraversion)

PC2 (Honesty-humility)

PC3 (Neuroticism)

#45

sociablec

0.406

−0.117

0.221

#31a

unreliable

0.398

0.098

-0.042

#23a

unsociable

0.389

−0.178

0.142

#46a

unhappy

0.375

−0.084

0.135

#52a

unpopular

0.346

−0.039

−0.100

#11a

boring

0.341

−0.021

−0.021

#13a

insignificantb

0.315

−0.074

0.087

#35

reliableb

0.307

0.081

0.002

#14

good natured

0.306

−0.240

0.116

#44

determined

0.305

−0.047

0.069

#02a

frivolous

0.299

0.149

0.007

#15

humorous

0.273

−0.079

−0.072

#01

shrewd

0.266

−0.054

−0.121

#49

discriminating

0.263

0.041

−0.124

#03a

humorless

0.256

−0.107

−0.124

#20

happy

0.259

−0.243

0.132

#16

important

0.257

−0.003

0.019

#43

industrious

0.211

0.346

0.006

#10a

wasteful

0.035

0.326

0.103

#04

persistent

0.289

0.312

0.111

#48a

irresponsiblec

0.280

0.290

0.102

#40a

impulsive

−0.145

0.267

−0.018

#42

honest

0.104

0.258

−0.025

#34a

critical

0.036

0.244

−0.052

#06

serious

0.076

0.217

0.198

#21a

dominatingb

−0.115

0.215

−0.126

#24a

sentimental

0.138

0.137

−0.259

#17

calm

0.041

0.104

−0.246

#51

tolerant

−0.001

0.062

−0.215

#07a

unimaginativeb

0.182

−0.139

−0.211

#12a

wavering

0.156

−0.155

−0.202

#27

imaginative

0.174

−0.154

−0.201

#38a

clumsy

0.203

0.066

−0.200

#22

skillful

0.156

−0.006

−0.192

#26

cautious

−0.139

0.187

−0.176

#19a

irritablec

0.017

0.081

−0.176

#25a

pessimistic

0.244

−0.116

−0.162

#47

intelligent

0.118

0.024

−0.114

#39a

unintelligent

0.173

0.081

−0.109

#28a

foolish

0.171

0.098

−0.082

#29a

vainb

−0.001

0.159

−0.077

#36

submissive

−0.125

−0.004

−0.069

#33a

superficialc

0.217

0.146

−0.031

#30

sincere

0.203

0.073

−0.026

#18a

squeamish

0.134

−0.039

−0.019

#41

popular

0.167

−0.069

−0.016

#32

practicalc

0.215

0.129

−0.002

#09

modest

−0.084

0.188

0.066

#08

warmb

0.215

0.056

0.067

#05a

moodyb

0.036

0.197

0.117

#50

helpfulc

0.172

0.101

0.122

#37a

dishonest

0.143

0.179

0.148

Proportion of variance

0.276

0.138

0.090

  1. Bold values represent absolute PC scores above 0.25 (PC1), above 0.2 (PC2), and above 0.15 (PC3)
  2. aReverse-coded items in superiority rating
  3. bPerceptual sensitivity (d’) model items
  4. cMetacognitive efficiency (log M-ratio) model items. For more information, see Table 1 and Fig. 4