Table 3.

Infant development delays at 12 months of age in association with cat and dog ownership at 6 months of age.

	OR (95% CI)
	Cat Ownership	Dog Ownership
Communication	0.94 (0.85, 1.04)	0.73 (0.67, 0.80) **
Gross motor	1.06 (0.98, 1.15)	0.86 (0.81, 0.92) **
Fine motor	1.07 (0.98, 1.18)	0.84 (0.78, 0.90) **
Problem solving	1.02 (0.95, 1.10)	0.90 (0.85, 0.96) *
Personal-social	1.07 (0.98, 1.16) +	0.83 (0.79, 0.88) **

Adjusted for maternal and paternal education, maternal smoke during pregnancy, annual household income during pregnancy, maternal mental illness (K6), duration of breastfeeding. + p < 0.10, * p < 0.05, ** p < 0.001.