Five highlighted partially significant changes 24 , 27 , 32 , 35 , 40 and one study identified no significant change on food purchasing behaviour nor dietary patterns. 28 Out of the five studies that assessed the effect of price modifications independently, two highlighted significant improvements in consumer purchasing behaviour of unhealthy beverages, sugar and total energy, 27 , 32 whilst one identified no significant impact. 28 Across all studies, the percentage price modification ranged between 20-35%.
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Hospital-Based Food Environment Interventions to Improve Workforce Dietary Behaviour: A Systematic Literature Review.
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