Table 1 Quit4Life + tobacco cessation-related text message flow (does not include SOC- or NRT-related texts)
Timepoint | Number of texts per day |
|---|---|
Enrollment texts (Day -15) | 12 |
Pre-quit texts (Days -14 to -1) | |
 14 to 8 days before quit day | 2 texts |
 7 to 1 day before quit day | 3 texts |
Quit day texts (Day 0) | |
 Quit day | 6 texts |
Early post-quit texts (Days 1 to 14) | |
 1 day post-quit | 3 texts |
 2–6 days post-quit | 4 texts |
 7 day post-quit | 5 texts |
 8–14 days post-quit | 4 texts |
Later post-quit texts (Days 15 to 42) | |
 15 to 28 days post-quit | 2 to 3 texts |
 29 to 42 days post-quit | 2 texts |
Tobacco use check-ins | |
 Days 72, 132, and 222 | 1 text |