Table 2. Poisson GLMM results for the relationship between the number of attention shifts and image type (i.e. negative or positive) in conspecific and non-conspecific social interaction scenes.

Subject	StimuliSpecies	Negative(mean ± SEM)	Positive(mean ± SEM)	β ± SEM	95% CIs	Z	N	P
Rhesus macaque	Human	3.17±0.18	2.98±0.19	−0.06±0.06	−0.18–0.05	−1.11	383	0.27
	Rhesus macaque	2.68±0.12	3.71±0.18	0.33±0.06	0.22–0.44	5.69	383	<0.001
	Barbary macaque	1.97±0.11	2.75±0.15	0.33±0.07	0.20–0.47	4.95	382	<0.001
	Baboon	2.28±0.11	3.02±0.17	0.28±0.06	0.16–0.41	4.47	384	<0.001
	Lion	2.67±0.14	3.13±0.16	0.16±0.06	0.04–0.27	2.61	384	0.01
Human	Human	3.35±0.17	2.54±0.20	−0.27±0.08	−0.43– −0.11	−3.27	204	<0.001
	Rhesus macaque	2.07±0.15	2.45±0.14	0.17±0.09	−0.01–0.35	1.84	208	0.07
	Barbary macaque	2.23±0.13	2.69±0.16	0.19±0.09	0.01–0.36	2.13	207	0.03
	Baboon	1.86±0.13	2.49±0.16	0.29±0.10	0.10–0.47	3.01	206	0.003
	Lion	2.25±0.15	2.65±0.18	0.17±0.09	−0.01–0.34	1.87	207	0.06