Table 9.

Effects of Junk Food Availability on BMI and Obesity in Kindergarten, First, and Third Grade

	Log BMI	Obese
A. BMI/Obesity in Kindergarten (N=9380)
OLS Estimates
Junk food availability	0.005	0.007
	[0.003]	[0.008]
IV Estimates
Junk food availability	0.005	−0.019
	[0.021]	[0.051]
Reduced Form Estimates
Combined school attendance	0.002	−0.004
	[0.003]	[0.010]
B. BMI/Obesity in First Grade (N=8750)
OLS Estimates
Junk food availability	0.002	−0.003
	[0.004]	[0.008]
IV Estimates
Junk food availability	−0.015	−0.000
	[0.026]	[0.056]
Reduced Form Estimates
Combined school attendance	−0.004	−0.000
	[0.003]	[0.011]
C. BMI/Obesity in Third Grade (N=9040)
OLS Estimates
Junk food availability	0.002	0.008
	[0.005]	[0.009]
IV Estimates
Junk food availability	−0.002	0.014
	[0.029]	[0.063]
Reduced Form Estimates
Combined school attendance	−0.001	0.003
	[0.003]	[0.012]

Notes: Each estimate represents a separate regression. All models include the full set of covariates. Robust standard errors clustered at school level are shown in brackets.

⁺significant at 10%;

^*significant at 5%;

^**significant at 1%.