Sugar-sweetened beverage affordability and the prevalence of overweight and obesity in a cross section of countries

Table 6 Regression results: sugar-sweetened beverage consumption, affordability and overweight

Dependent variable: prevalence of overweight, POW
Equation (3a)	Ln(·)	Coefficient	Std. Error^a	t-statistic
Per capita consumption of sugar-sweetened beverages	Q	5.42**	1.31	4.13
Per capita consumption of water	QW	0.61	1.04	0.59
Dietary energy supply	DES	20.26**	7.06	2.87
Employment in services	ESE	13.92**	3.64	3.82
Gender inequality index	GII	5.53**	1.35	4.08
Number of physicians	PHY	2.20**	0.79	2.79
Constant = −188.42, F-statistic = 65.61 (p < 0.01), Adj. R-squared = 0.73, n = 144
Equation (4a)	Ln(·)	Coefficient	Std. Error^a	t-statistic
Sugar-sweetened beverage affordability	SBA	−4.09**	1.51	−2.72
(Average) Price of water	PW	0.29	2.03	0.14
Dietary energy supply	DES	16.21*	6.70	2.42
Employment in services	ESE	15.15**	4.52	3.35
Gender inequality index	GII	5.29**	1.33	3.97
Number of physicians	PHY	2.95**	0.83	3.53
Constant = −135.84, F-statistic = 54.72 (p < 0.01), Adj. R-squared = 0.73, n = 120

Notes: ln(·) is natural log. * and ** denote p < 0.01 and p < 0.05, respectively
^aWhite’s heteroskedasticity-adjusted standard errors

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