Table 2 The association between BMI at the 18-month assessment and ‘any’ and ‘advanced’ dental caries.

From: A twin study of body mass index and dental caries in childhood

Factor

Any caries

Advanced caries

Unadjusted OR (95% CI)

Unadjusted P-value

Adjusted OR (95% CI)

Adjusted P-value

Unadjusted OR (95% CI)

Unadjusted P-value

Adjusted OR (95% CI)

Adjusted P-value

(n = 324)

(n = 324)

(n = 306)

(n = 306)

(n = 324)

(n = 324)

(n = 306)

(n = 306)

BMI (kg/m2)

1.05 (0.86, 1.26)

0.62

1.02 (0.82, 1.26)

0.88

1.06 (0.88, 1.28)

0.53

1.04 (0.84, 1.28)

0.75

Within/Between-pair analysis

Within-Pair

1.09 (0.77, 1.54)

0.62

1.02 (0.72, 1.45)

0.92

0.88 (0.63, 1.21)

0.42

0.82 (0.58, 1.16)

0.27

Between-Pair

1.02 (0.81, 1.29)

0.85

1.00 (0.79, 1.26)

0.99

1.19 (0.92, 1.53)

0.18

1.14 (0.88, 1.47)

0.33

  1. *Within pair analyses adjusted for sex and diet, overall analysis adjusted for sex, age, community water fluoridation, sugar consumption, tooth brushing and SEIFA, **The outcomes when using BMI standardised for age and sex were similar to those when raw BMI scores were used.