Table 2.
School characteristics.
| School (n=participants) | FARMa rate (%) | RUCCb | Retention rate (%) | Duration (days), mean (SD) | Duration (days), median |
| 1 (participants, n=65) | 97 | 1 | 86 | 202.31 (71.6) | 234 |
| 2 (n=46) | 63 | 6 | 85 | 223.93 (52.2) | 241 |
| 3Sc (n=99) | 77 | 1 | 83 | 198.42 (64.2) | 219 |
| 3Ed (n=55) | 77 | 1 | 80 | 198.91 (69.1) | 219 |
| 4 (n=119) | 91.2 | 1 | 84.9 | 215.45 (47.7) | 233 |
| 5 (n=139) | 77.7 | 3 | 86.3 | 213.12 (60.2) | 243 |
| 6 (n=95) | 99 | 1 | 97 | 229.38 (34.5) | 240 |
| 7 (n=68) | 75 | 1 | 85 | 183.25 (71.6) | 226 |
| 8 (n=139) | 92.4 | 1 | 95.0 | 230.14 (33.3) | 240 |
| 9 (n=66) | 73 | 1 | 76 | 195.03 (75.5) | 221 |
| 10 (n=81) | 63 | 6 | 74 | 213.89 (61.4) | 227 |
| Total (N=972) | 80.9 | —e | 85.7 | 211.66 (58.8) | 233 |
aFARM: free and reduced meals. Students are eligible for free school meals if household annual income falls below 130% of the federal poverty guidelines. Students are eligible for reduced price meals if household annual income falls between 130% and 185% of the federal poverty guidelines. FARM rates are school-level data that represent the entire population of each school, not the Text2BHealthy participant sample.
bRUCC: Rural-Urban Continuum Code. RUCC 1: fringe counties of metro areas of 1 million population or more (metro county); RUCC 3: counties in metro areas of fewer than 250,000 population (metro county); RUCC 6: urban population of 2500 to 19,999, adjacent to a metro area (nonmetro county).
c3S: Spanish language messages sent to participants at school 3. These 2 groups were kept separate because 3 participants from school 3 elected to receive both English and Spanish messages. These 2 groups were kept separate because 3 participants from school 3 elected to receive both English and Spanish messages.
d3E: English language messages sent to participants at school 3. These 2 groups were kept separate because 3 participants from school 3 elected to receive both English and Spanish messages.
eNot applicable.