Emoticon use Increases Plain Milk and Vegetable Purchase in a School Cafeteria without Adversely Affecting Total Milk Purchase  Robert M. Siegel, MD, Amy Anneken, MS, Christopher Duffy, Kenya Simmons, MBA, Michelle Hudgens, Mary Kate Lockhart, Jessica Shelly, MBA, RS  Clinical Therapeutics  Volume 37, Issue 9, Pages 1938-1943 (September 2015) DOI: 10.1016/j.clinthera.2015.07.016 Copyright © 2015 Elsevier HS Journals, Inc. Terms and Conditions

Figure 1 Sign with emoticon. Clinical Therapeutics 2015 37, 1938-1943DOI: (10.1016/j.clinthera.2015.07.016) Copyright © 2015 Elsevier HS Journals, Inc. Terms and Conditions

Figure 2 Plain white fat-free milk purchase with time. Annotation is when emoticon signs were placed. n is the number of children making school lunch purchases on that day. The control limits represent points that fall within 3 SDs of the mean. Clinical Therapeutics 2015 37, 1938-1943DOI: (10.1016/j.clinthera.2015.07.016) Copyright © 2015 Elsevier HS Journals, Inc. Terms and Conditions

Figure 3 Chocolate milk purchase with time. Annotation is when emoticon signs were placed. n is the number of children making school lunch purchases on that day. The control limits represent points that fall within 3 SDs of the mean. Clinical Therapeutics 2015 37, 1938-1943DOI: (10.1016/j.clinthera.2015.07.016) Copyright © 2015 Elsevier HS Journals, Inc. Terms and Conditions

Figure 4 Fruit purchase with time. Annotation is when emoticon signs were placed. The control limits represent points that fall within 3 SDs of the mean. Clinical Therapeutics 2015 37, 1938-1943DOI: (10.1016/j.clinthera.2015.07.016) Copyright © 2015 Elsevier HS Journals, Inc. Terms and Conditions

Figure 5 Vegetable purchase with time. Annotation is when emoticon signs were placed. The control limits represent points that fall within 3 SDs of the mean. Clinical Therapeutics 2015 37, 1938-1943DOI: (10.1016/j.clinthera.2015.07.016) Copyright © 2015 Elsevier HS Journals, Inc. Terms and Conditions