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Table 6 One-, two-, three-, and four-factor loadings

From: How do we measure attention? Using factor analysis to establish construct validity of neuropsychological tests

 

One factor

Two factors

Three factors

Four factors

Model fit

    

TLI

0.836

0.905

0.979

1.008

RMSEA

0.082

0.063

0.030

0.000

 

(0.071, 0.092)

(0.049, 0.075)

(0.000, 0.047)

(0.000, 0.029)

RMSR

0.064

0.046

0.030

0.022

BIC

 − 194.227

 − 224.492

 − 238.140

 − 204.908

SABIC

50.053

 − 21.454

 − 73.172

 − 74.837

 

FA1

FA1

FA2

FA1

FA2

FA3

FA1

FA2

FA3

FA4

Factor loadings

          

MOT

0.704

0.644

0.096

0.706

0.06

0.013

0.702

0.08

 − 0.002

0.011

VWM

0.603

0.54

0.098

0.731

 − 0.066

 − 0.004

0.743

 − 0.017

0.003

 − 0.076

S-Span

0.595

0.551

0.068

0.605

0.038

0.009

0.559

0.029

0.042

0.064

DSymbolCoding

0.647

0.681

 − 0.044

0.478

0.265

 − 0.054

0.441

0.259

 − 0.035

0.062

ANS

0.493

0.384

0.173

0.49

 − 0.041

0.118

0.486

 − 0.073

0.058

0.117

TMT-A

0.561

0.686

 − 0.167

0.032

0.686

 − 0.094

 − 0.001

0.748

 − 0.02

 − 0.058

TMT-B

0.718

0.753

 − 0.023

 − 0.022

0.836

0.06

0.035

0.696

0.055

0.138

L-Cancel

0.724

0.715

0.034

0.256

0.484

0.084

0.252

0.446

0.083

0.101

Search

0.235

0.241

0.002

 − 0.012

0.246

0.046

 − 0.002

0.329

0.12

 − 0.171

BDS

0.458

 − 0.021

0.827

0.039

 − 0.052

0.781

0.189

 − 0.092

0.547

0.08

FDS

0.483

0.114

0.631

 − 0.031

0.095

0.705

 − 0.035

0.03

0.921

 − 0.016

Arith

0.589

0.482

0.18

0.127

0.366

0.227

 − 0.004

0.014

0.002

0.992

GradCPT

0.343

0.257

0.132

0.377

 − 0.084

0.096

0.354

 − 0.121

0.065

0.122

Flanker

 − 0.094

 − 0.058

 − 0.06

0.021

 − 0.077

 − 0.075

0.007

 − 0.044

 − 0.066

 − 0.04