Association between dental caries and obesity among Libyan schoolchildren during the armed conflict in Benghazi

BMC Oral Health

Table 2 Association between BAZ and caries experience (DMFT) controlling for confounders using multilevel multiple linear regression analysis

	Unconditional	Conditional 1 (with fixed effect factors) B (95% CI); [p value]	Conditional 2 (with fixed effect factors) B (95% CI); [p value]	Conditional 3 (with fixed effect factors) B (95% CI); [p value]
Child factors
DMFT	–	0.02 (− 0.04, 0.10); [0.56]	–	0.03 (− 0.05, 0.10); [0.47]
Gender: Male versus Female	–	0.06 (− 0.16, 0.28); [0.61]	–	0.04 (− 0.19, 0.23); [0.74]
Maternal education Less than University VS Univrsity	–	0.08 (− 0.03, 0.43); [0.47]	–	0.04 (− 0.20, 0.27); [0.75]
Sugary drinks Infrequent versus frequent	–	0.20 (− 0.14, 0.31); [0.08]	–	0.20 (− 0.04, 0.34); [0.09]
School factors
School type Public versus private	–	–	0.21 (− 0.03, 0.47); [0.08]	0.26 (− 0.01, 0.53); [0.06]
− 2LL	2865.6	2521.7	2862.5	2518.1
Covariance parameter: estimate (SE)	2.29 (0.12)	2.27 (0.12)	2.29 (0.12)	2.26 (0.12)

Conditional 1: including child level factors: DMFT and confounders (gender, maternal education and consumption of sugary drinks)
Conditional 2: including only school level factors (public vs. private, as confounder)
Conditional 3: including both child and school level factors

ISSN: 1472-6831