Jamie Zoellner|Valisa E. Hedrick|Wen You|Yvonnes Chen|Brenda M. Davy|Kathleen Porter|Angela Bailey|Hannah Lane|Ramine Alexander|Paul A. Estabrooks
Effects of a behavioral and health literacy intervention to reduce sugar-sweetened beverages: a randomized-controlled trial
Virginia Tech|Virginia Tech|Virginia Tech|University of Kansas|Virginia Tech|Virginia Tech|Rowan University|Virginia Tech|Virginia Tech|University of Nebraska Medical Center
despite excessive consumption sugarsweetened beverages ssb little known behavioral interventions reduce ssb intake among adults particularly medicallyunderserved rural communities type 1 effectivenessimplementation hybrid rct conducted 20122014 applied reaim framework designed assess effectiveness behavioral intervention targeting ssb consumption sipsmarter compared intervention targeting physical activity movemore determine health literacy influenced retention engagement outcomesguided theory planned behavior health literacy strategies 6 month multicomponent intervention conditions included three smallgroup classes one live teachback call 11 interactive voice response calls validated measures used assess ssb consumption primary outcome secondary outcomes including physical activity behaviors theorybased constructs quality life media literacy anthropometric biological outcomestargeting medicallyunderserved rural region southwest virginia 1056 adult participants screened 620 59 eligible 301 49 enrolled randomized 296 included 2015 analyses participants 93 caucasian 81 female 31 highschool educated 43 14999 household income 33 low health literate retention rates 74 program engagement statistically different conditions compared movemore sipsmarter participants significantly decreased ssb kcals bmi 6 months sipsmarter participants significantly decreased ssb intake 227 95 ci 326127 p 0001 kcalsday baseline 6 months compared decrease 53 95 ci 8817 p 001 kcalsday among movemore participants p 0001 sipsmarter participants decreased bmi 021 95 ci 035006 p 001 kgm2 baseline 6 months compared nonsignificant 010 95 ci 023 043 ns kgm2 gain among movemore participants p 005 significant 06 month effects observed half theorybased constructs biological outcomes health literacy status influence retention rates engagement outcomessipsmarter effective intervention decrease ssb consumption among adults promising translation practice settings sipsmarter also yielded small yet significant improvements bmi using health literacyfocused strategies intervention robust achieving reductions participants varying health literacy statusclinicaltrialsgov id nct02193009