Table 1.
Baseline Characteristics of Text4baby Participants Who Completed Follow-Up, by Message and User Type
| Participants planning at baseline to get vaccinated who completed follow-up |
Participants not planning at baseline to get vaccinated who completed follow-up |
|||||||
|---|---|---|---|---|---|---|---|---|
| Pregnant |
Mother with infant |
Pregnant |
Mother with infant |
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| Characteristics | Usual message (n=1,360) | Enhanced reminder messages (n=292) | Usual message (n=1,061) | Enhanced reminder messages (n=308) | Usual message (n=1,228) | Enhanced tailored education messages (n=1,025) | Usual message (n=880) | Enhanced tailored education messages (n=687) |
|
| ||||||||
| Length of most recent Text4baby enrollment (days), M±SD | 64 ±53 | 58±50 | 116±72 | 113±72 | 66±54 | 68±54 | 113±71 | 113± 72 |
| Language, n (%) | ||||||||
| English | 1,259 (93) | 273 (93) | 977 (92) | 280 (91) | 1,170 (95) | 983 (96) | 828 (94) | 657 (96) |
| Spanish | 101 (7) | 19 (7) | 84 (8) | 28 (9) | 58 (5) | 42 (4) | 52 (6) | 30 (4) |
| Poverty group, n (%) | ||||||||
| ≤20% poverty | 916 (69) | 178 (62) | 698 (66) | 214 (70) | 791 (66) | 674 (66) | 584 (67) | 458 (67) |
| >20% poverty | 429 (32) | 107 (38) | 355 (34) | 91 (30) | 414 (34) | 340 (34) | 284 (33) | 225 (33) |
| Trimester at baseline survey, n (%) | ||||||||
| 1 | 188 (14) | 44 (15) | – | – | 176 (14) | 138 (13) | – | – |
| 2 | 603 (44) | 128 (44) | – | – | 516 (42) | 436 (43) | – | – |
| 3 | 569 (42) | 120 (41) | – | – | 536 (44) | 451 (44) | – | – |
| Age of infant at baseline survey, n (%) | ||||||||
| <6 | – | – | 699 (66) | 199 (69) | – | – | 618 (70) | 482 (70) |
| ≥ 6 | – | – | 362 (34) | 91 (31) | – | – | 262 (30) | 205 (30) |
| Reported vaccination at follow-up, n (%) | 821 (60) | 171 (59) | 444 (42) | 161 (52) | 267 (22) | 219 (21) | 95 (11) | 71 (10) |