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Figure 1 | BMC Health Services Research

Figure 1

From: Quasi-experimental trial of diabetes Self-Management Automated and Real-Time Telephonic Support (SMARTSteps) in a Medicaid managed care plan: study protocol

Figure 1

Quasi-experimental evaluation trial design of SMARTSteps, a language-concordant automated telephone diabetes self-management health plan intervention. INT = Intervention Group, WL = Wait-list Group, WLINT = Wait-list Group Turned Intervention (after 6 months). Represented in the figure are 182 Medicaid managed care plan members who were randomized to intervention and 180 who were randomized to wait-list over the entire study period. Each 6-month enrollment phase (the boxes identified as 'waves') had patients going directly into an intervention arm (INT) or wait-list for 6 months (WL). Each wave of wait-list patients was then crossed-over into intervention after 6 months (WLINT). The dots represent the cross-over for individuals on wait-list (WL) into the active intervention arm (WLINT).

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