Table 2.

Probit regression predicting the propensity scores of sugar-sweetened beverage's availability at school vending machines.

Predictor	Probit coefficient
Gender (female = 1)	0.06
Age	2  .33***
Age square	−0.07***
Parental education
Less than high school (referent group)
High school only	−0.03
Some college	0.07
Graduated from college	−0.11
Race/ethnicity
White (referent group)
African American	0.02
Latino	1.02
Asian and other	0.98
Household income (above federal poverty line = 1)	0.05
School type (attending public school = 1)	0.16**
N = 3983

Coefficient significant at 10%*; 5%**; 1%***.