Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Mean School Absences and Grades for Intervention and Delayed Intervention Groups
| Intervention | Delayed Intervention | |
|---|---|---|
| Absences | ||
| Baseline | 3.81 (SD = 3.6; n = 333) | 3.29 (SD = 3.8; n = 275) |
| Postintervention | 3.88 (SD = 3.5; n = 305) | 3.21 (SD = 3.2; n = 269) |
| Grades | ||
| Baseline | 79.8 (SD = 9.8; n = 333) | 79.7 (SD = 10.0; n = 275) |
| Postintervention | 79.2 (SD = 9.4; n = 305) | 80.3 (SD = 8.5; n = 269) |
