Table 4. Comparison between constipated and non-constipated children by multivariate logistic regression analysis.

Variables	OR	95% CI	P value
Maternal history of constipation*	4.1	1.2-13.9	0.026
History of painful defecation before age 1*	10.4	1.1-101.3	0.045
History of painful defecation during toilet training*	28.9	1.9-423.8	0.014
2 hours or more of sedentary activities per day†	10.0	0.9-103.0	0.052
No or difficult defecation at the daycare center*	5804.6	134.4-250,718.4	0.000
No meat consumption*	10.1	1.2-88.1	0.036
500 mL or less of water intake/day*,‡	9.9	0.9-99.5	0.049

^*P < 0.05; ^†Sedentary activities included watching TV or playing with cell phone; ^‡Water intake excluded milk and liquids.