Table 2 Items included in construct testing

Patient surnames for use in clinical vignettes

Common NZ European/English language surname (corresponding to Māori surnames below)

Roberts

Thomas

Edwards

James

Williams

Stephens

Researcher developed drawing on Department of Internal Affairs common surnames [63]

Unstructured sorting of NZ European surnames with Māori surnames AND Rating task

Māori surname (transliterations of English language surnames above)

Ropata

Tāmati

Eruera

Hemi

Wiremu

Tipene

Photographs for use in IATs (ethnicity preference and ethnicity and compliant patient IAT)

Prototypical Māori images

7 headshots of women 3 of men

Actors/models

Unstructured sorting of Māori and NZ European images AND Rating task

Prototypical NZ European images

8 headshots of women 4 men

Word stimuli for ethnicity preference IAT

Good words

Set 1: Joy, Love, Peace, Wonderful, Pleasure, Glorious, Laughter, Happy

Set 1: Project implicit race preference IAT [30]

Unstructured sorting of corresponding ‘Good’ and ‘Bad’ word sets AND Rating task

Set 2: Pleasure, Superb, Lovely, Wonderful, Marvelous, Glorious, Joyful, Beautiful

Set 2: Inquisit race preference IAT [31]

Bad words

Set 1: Agony, Terrible, Horrible, Nasty, Evil, Awful, Failure, Hurt

Set 1: Project implicit race preference IAT [30]

Set 2: Agony, Awful, Nasty, Horrible, Painful, Tragic, Humiliate, Terrible

Set 2: Inquisit race preference IAT [31]

Word stimuli for ethnicity and compliant patient IAT

Compliant patient words

Willing, Cooperative, Compliant, Reliable, Adherent, Helpful, Motivated, Responsible, Trustworthy

[29] Researcher developed alternative options

Unstructured sorting of Compliant patient and Reluctant patient words AND Rating task

Reluctant patient words

Reluctant, Doubting, Hesitant, Apathetic, Resistant, Lax, Averse, Slack, Opposed

[29] Researcher developed alternative options

Words for use in explicit bias questions and vignette question

Competence

Intelligent

Confident

Explicit bias questions on patient competence (adapted from [64]).

Rating task only

Understands information

CVD vignette question asking likelihood of the patient understanding information [44]