Table 1 Baseline participant characteristics.
Control (n = 4231) | Texting (n = 4201) | |
---|---|---|
Age, mean (95% CI) | 36.9 (36.5, 37.3) | 37.1 (36.7, 37.6) |
Female, n (%)a | 2374 (56.1%) | 2326 (55.4%) |
English is first language, n (%) | 3736 (89.0%) | 3741 (89.1%) |
Race/ethnicity, n (%) | ||
White | 1005 (23.7%) | 1007 (24.0%) |
Black | 449 (10.6%) | 417 (9.9%) |
Hispanic | 1993 (47.1%) | 1996 (47.5%) |
Other | 328 (7.7%) | 325 (7.7%) |
Unknown | 456 (10.8%) | 456 (10.8%) |