Association between obesity bias and trait disgust: Findings from the moral machine experiment with obese humans and animals

Figures & data

Figure 1. Example dilemmas for experiment 1 (a) and experiment 2 (b).

Table 1. Questionnaire scores

	Experiment 1 Humans		Experiment 2 Animals
	M [CI]	SD	M [CI]	SD
Disgust propensity	2.45 [2.38–2.52]	.67	2.55 [2.44–2.67]	.77
Self-disgust personal	0.57 [.49—.65]	.75	0.49 [.41—.58]	.59
Self-disgust behavioral	0.69 [.61—.77]	.73	0.63 [.54—.72]	.64
Moral disgust	4.01 [3.86–4.17]	1.43	4.08 [3.89–4.27]	1.43

Note: M: Mean, SD: standard deviation, CI: bootstrapped confidence intervals (number of samples 1000).

Figure 2. Absolute frequencies of sacrificed obese/ non-obese animals/humans for four (A) and eight (B) dilemmas.

Footnote: Data are not perfectly linear due to some incomplete data.

Table 2. Results of the binomial logistic regression in experiment 1

		95 % CI for Odds Ratio
	b [SE]	Lower	Odds	Upper	p-value
Intercept	.66 [.23]	1.24	1.93	3.00	.004*
Personal self-disgust	.84 [.31]	1.26	2.32	4.27	.007*
Behavioral self-disgust	−.043 [.16]	−.36	.96	.27	.789
Disgust proneness	.23 [.18]	0.88	1.26	1.79	.204
Moral disgust	.12 [.08]	.97	1.13	1.32	.122
Body mass index	−.07 [.03]	.87	.93	.99	.029*
Participants’ Sex	−.37 [.27]	.41	.69	1.17	.171

Note: R² = .03 (McFadden), .05 (Cox & Snell), .06 (Nagelkerke). Model x² = 15.55, p = .016; SE = standard error; * p < .05; Reference level: males.

Data availability statement

The datasets generated during the current study are available from the corresponding author on reasonable request.

Datasets are available on the Open Science Framework (https://osf.io/4hzgr/)