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Table 5 The mean costs of healthy vs. unhealthy products in 2014 and 2017

From: Changes in the nutritional quality of products sold in university vending machines since implementation of the health star rating in 2014; an environmental audit

Food Categories

Mean (SD)

P value

2014

2017

Snacks

 Healthy

$2.74 (0.79)

$3.27 (1.12)

0.169

 Unhealthy

$2.43 (0.44)

$2.86 (0.89)

< 0.001

Beverages

 Healthy

$3.25 (0.45)

$3.77 (0.89)

0.006

 Unhealthy

$3.63 (0.62)

$3.36 (0.86)

0.119

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BMC Public Health

ISSN: 1471-2458

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