Table 3.

Multivariate analysis of cognitive tests and CADES scores in the senior/geriatric group of dogs compared to their percent of correct choices in the dark-phase. Nonparametric Spearman’s ρ are reported along with associated p-value. Significance is set at 0.006 to account for multiple comparsions.

Variable	By variable	Spearman ρ	Prob >|ρ|
% Correct dark-phase	Age	0.58	0.01
	Fractional lifespan ratio	0.30	0.24
	Sustained gaze (s)	0.31	0.31
	Working memory (s)	− 0.08	0.80
	Inhibitory control (%Correct)	0.03	0.89
	Detour (%Correct)	− 0.35	0.16
	CADES	0.52	0.03
	% Correct light	− 0.11	0.66