Table 4 Reliability analysis results of driving assistance system (n = 503).

From: Elucidation of user autonomous driving system preference mechanisms under the extension of internal and external factors

Dimension

Items

Corrected item-to-total correlation

Cronbach’s α if item deleted

Cronbach’s α

US

US1

0.704

0.786

0.843

US2

0.713

0.778

US3

0.709

0.782

PS

PS1

0.620

0.723

0.789

PS2

0.627

0.716

PS3

0.640

0.701

ER

ER1

0.593

0.722

0.777

ER2

0.615

0.697

ER3

0.632

0.679

UDH

UDH1

0.673

0.755

0.821

UDH2

0.681

0.746

UDH3

0.671

0.757

EE

EE1

0.608

0.723

0.784

EE2

0.626

0.704

EE3

0.633

0.696

TS

TS1

0.623

0.714

0.787

TS2

0.633

0.703

TS3

0.622

0.715

SC

SC1

0.626

0.741

0.789

SC2

0.652

0.714

SC3

0.647

0.718

ASS

ASS1

0.646

0.737

0.804

ASS2

0.632

0.752

ASS3

0.673

0.708

EF

EF1

0.672

0.792

0.834

EF2

0.710

0.754

EF3

0.701

0.763

SF

SF1

0.661

0.733

0.808

SF2

0.643

0.751

SF3

0.667

0.727

CUI

CUI1

0.668

0.753

0.818

CUI2

0.660

0.761

CUI3

0.684

0.736

Back to article page