Table 2.

Odds ratios for medium–high counts of mutans streptococci among children (n 271) aged 4–11 years, the IDEFICS Sweden study^*

Variable	OR	95 % CI	P value
Univariate regression
Age (years)	1·3	1·0, 1·6	0·02
Age-adjusted logistic regression
Sugar propensity ratio (%)	1·1	1·0, 1·2	0·03
Sleep duration (h)	0·5	0·3, 0·9	0·02
Number of meals	1·3	1·0, 1·8	0·08
BMI Z-score	1·4	1·0, 2·0	0·03
Waist circumference (cm)	1·0	1·0, 1·1	0·10
Sex (female)	1·6	0·8, 3·4	0·20
Education level (high)	0·8	0·3, 2·1	0·61
Intervention area	1·0	0·5, 1·8	0·89
Final model (multiple logistic regression with forward stepwise selection of variables)
Sugar propensity ratio (%)	1·1	1·0, 1·3	0·03
Sleep duration (h)	0·5	0·3, 1·0	0·04
Number of meals	1·5	1·1, 2·2	0·01
BMI Z-score	1·6	1·1, 2·3	0·01
Sex (female)	2·4	1·1, 5·4	0·03

IDEFICS, Identification and prevention of Dietary- and lifestyle-induced health Effects In Children and infants.

^*No. of participants included in both analyses=233.