Table 4. Logistic regression model for non-coprophagy abnormal behavior (ABN-XC) with predictor variables and constant.

	β (SE)	p	95% CI for odds ratio
			Lower	Odds ratio	Upper
Constant	−0.45 (0.37)	0.22
Rearing (non-mother)	1.16 (0.44)	0.01	1.37	3.18	7.65
Sex (male)	−0.09 (0.35)	0.80	0.46	0.92	1.81
Origin (lab)	1.50 (0.90)	0.09	0.89	4.50	34.5
Origin (private)	−0.52 (0.78)	0.50	0.13	0.60	2.76
Origin (zoo)	−0.05 (0.43)	0.91	0.41	0.95	2.26

Note:

Significant variables are bolded. R² = 0.08 (Hosmer-Lemeshow); 0.11 (Cox-Snell); 0.15 (Nagelkerke). Model X²(5) = 19.18; p < 0.01.