Table 6. Association of FDI with BMI and interactive associations of FDI and wealth and FDI and urban residence with BMI.

		FDI	FDI * urban	FDI * wealth
		Adj. association (95% CI)	Adj. association (95% CI)	Adj. association (95% CI)
Individual-level predictors
Wealth index
	Second quintile	0.282	0.293	0.285
		(0.251, 0.313)	(0.262, 0.324)	(0.254, 0.316)
	Third quintile	0.585	0.602	0.591
		(0.552, 0.618)	(0.569, 0.635)	(0.558, 0.624)
	Fourth quintile	1.053	1.066	1.056
		(1.018, 1.088)	(1.031, 1.101)	(1.021, 1.091)
	Highest quintile	2.001	2.001	1.974
		(1.960, 2.042)	(1.960, 2.042)	(1.933, 2.015)
FDI * Wealth index
	Second quintile			0.015
				(−0.012, 0.042)
	Third quintile			−0.033
				(−0.062, −0.004)
	Fourth quintile			−0.126
				(−0.155, −0.097)
	Highest quintile			−0.436
				(−0.467, −0.405)
Cluster-level predictors
	Urban residence	0.493	0.514	0.50
		(0.458, 0.528)	(0.481, 0.547)	(0.467, 0.533)
	Urban residence * FDI		−0.252
			(−0.277, −0.227)
National-level predictors
	GDP per capita	0.140	0.175	0.135
		(0.060, 0.220)	(0.095, 0.255)	(0.055, 0.215)
	FDI(%GDP)	0.000	0.129	0.149
		(−0.053, 0.053)	(0.074, 0.184)	(0.092, 0.206)
Random effects
	Level 1 (Individual)	13.8	13.8	13.792
		(13.753, 13.847)	(13.753, 13.847)	(13.745, 13.839)
	Level 2 (cluster)	0.9	0.882	0.87
		(0.875, 0.925)	(0.857, 0.907)	(0.846, 0.894)
	Level 3 (region)	0.302	0.309	0.315
		(0.255, 0.349)	(0.262, 0.356)	(0.266, 0.364)
	Level 4 (country)	2.959	2.838	2.902
		(1.611, 4.307)	(1.542, 4.134)	(1.581, 4.223)
Constant		19.359	19.39	19.406
		(18.736, 19.982)	(18.777, 20.003)	(18.787, 20.025)
N		697573	697573	697573

Model also adjusted for age (5-year groups), educational attainment (no/incomplete primary, complete primary/incomplete secondary, complete secondary and higher), marital status, and survey year (categorical).