Table 7.
Difference in STAR-C total scores and sub-scores from baseline to iCBT treatment exit for completers and dropouts.
| Baseline | 95% CI (lower–upper) | Treatment exit | 95% CI (lower–upper) | Difference (SE) | 95% CI (lower–upper) | t (df) | p | |
|---|---|---|---|---|---|---|---|---|
| Mean (SD) | Mean (SD) | |||||||
| STAR-C Total | ||||||||
| Completers | 30.057 (1.542) | 29.78–30.33 | 30.543 (1.500) | 30.28–30.81 | −0.486 (1.248) | −2.96–1.99 | −0.389 (305) | 0.697 |
| Dropouts | 31.695 (1.767) | 31.38–32.01 | 26.281 (1.753) | 25.97–26.59 | 5.414 (1.673) | 2.10–8.73 | 3.236 (308) | 0.001 |
| STAR-C PC | ||||||||
| Completers | 13.053 (0.808) | 12.91–13.19 | 13.986 (0.783) | 13.85–14.13 | −0.933 (0.695) | −2.31–.44 | −1.342 (309) | 0.181 |
| Dropouts | 13.555 (0.929) | 13.38–13.72 | 11.480 (0.922) | 11.32–11.64 | 2.076 (0.932) | 2.10–8.73 | 2.228 (311) | 0.027 |
| STAR-C NCI | ||||||||
| Completers | 8.524 (0.417) | 8.45–8.59 | 8.277 (0.408) | 8.2–8.35 | 0.247 (0.319) | −.38–.88 | 0.776 (301) | 0.438 |
| Dropouts | 9.054 (0.476) | 8.97–9.14 | 7.411 (0.473) | 7.33–7.49 | 1.643 (0.427) | .79–2.49 | 3.846 (304) | <.001 |
| STAR-C PCI | ||||||||
| Completers | 8.476 (0.411) | 8.40–8.55 | 8.297 (0.400) | 8.26–8.37 | 0.179 (0.332) | −.48–.84 | 0.54 (305) | 0.59 |
| Dropouts | 9.088 (0.471) | 9–9.17 | 7.395 (0.467) | 7.31–7.48 | 1.693 (0.445) | .81–2.57 | 3.808 (308) | <.001 |