Table 1.
Characteristics of Study Population (N=166)
| Characteristics | Data |
|---|---|
| Age | |
| Median, years | 32 |
| 19–25 years | 38 (22.9) |
| 26–34 years | 75 (45.2) |
| 35–46 years | 53 (31.9) |
| GA (by last menstrual period at vaccination) | |
| Median, weeks | 8.9 |
| Range, weeks | 3.9–19.5 |
| 1–13 weeks (first trimester) | 141 (84.9) |
| 14– <20 weeks (second trimester) | 25 (15.1) |
| Primigravida | 69 (41.6) |
| Ethnicity, Latina | 96 (57.8) |
| Race (self-reported) | |
| White | 73 (44.0) |
| Black | 15 (9.0) |
| Asian | 8 (4.8) |
| Indigenous Latin American | 7 (4.2) |
| Multiracial | 21 (12.7) |
| Other | 42 (25.3) |
| Primary language | |
| Spanish | 55 (33.1) |
| English | 111 (66.9) |
| Insurance (at enrollment) | |
| Commerical | 85 (51.2) |
| Public | 36 (21.7) |
| Uninsured | 45 (27.1) |
| Education | |
| Less than HS | 11 (6.6) |
| HS/trade/vocational school | 38 (22.9) |
| Some college | 35 (21.1) |
| College graduate | 82 (49.4) |
| Type of text message plan | |
| Unlimited number of text messages per month | 150 (90.4) |
| Limited number of text messages per month/pay per text | 9 (5.4) |
| Don’t know | 7 (4.2) |
| How often send text messages | |
| Never | 1 (0.6) |
| Daily | 156 (94.0) |
| Weekly | 7 (4.2) |
| Monthly | 1 (0.6) |
| Less than once a month | 1 (0.6) |
| Ever received text messages from their doctor or doctor’s office | 15 (9.0) |
Note: Data are n (%) unless otherwise noted.
GA, gestational age; HS, high school.