Table 1.
Adaptive Interventions in the ENGAGE SMART
| Adaptive Intervention | Cells (Fig. 1) | |||
|---|---|---|---|---|
| Stage 1 | Response Status | Stage 2 | ||
| Later Choice (A1=−1, A2=1) |
MI-IOP | Responder | NFC | A, B |
| Non-responder | MI-PC | |||
| No Choice (A1=−1, A2=−1) |
MI-IOP | Responder | NFC | A, C |
| Non-responder | NFC | |||
| Choice Throughout (A1=1, A2=1) |
MI-PC | Responder | NFC | D, E |
| Non-responder | MI-PC | |||
| Initial Choice (A1=1, A2=−1) |
MI-PC | Responder | NFC | D, F |
| Non-responder | NFC | |||