Comparison 19. B ‐ Prompts: Personalised prompt vs usual follow‐up.
| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 19.1 Retention | 2 | 701 | Risk Difference (M‐H, Fixed, 95% CI) | ‐0.02 [‐0.09, 0.05] |
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