Fig. 1

DPP characteristics reported by Aziz et al.’s systematic review. A red box indicates category for VA-DPP. ^aWorkplace and primary care settings. ^bCommunity, church, YMCA, various venues, leisure, and community settings. ^cHealth care facilities, outpatient settings, hospitals. ^dOther modes include telephone, fax, text, email, online. ^eThirty-nine studies reported because one study reported low and high sites. ^fStandard curriculum = delivery of DPP following a standard curriculum. ^gQA = quality assurance = use of measures to monitor implementation