Table 3.
Change in Scores between Baseline and Final Follow-up
| PDA | Usual Care | p-valuea | |
|---|---|---|---|
| n = 114 | n = 111 | ||
| (Mean Δ, SD) | (Mean Δ, SD) | ||
| Knowledge (% correct) | 35.0 % (22.3) | 9.9 % (22.2) | <.0001 |
| Knowledge confidence | 11.0 (12.8) | 1.6 (8.9) | <.0001 |
| Decision Self-Efficacy scale | 3.7 (16.7) | −3.9 (19.2) | 0.0018 |
| Decisional Conflict Score (total)b | −22.2 (20.6) | −7.5 (16.6) | <.0001 |
| Uncertainty subscale | −21.3 (27.3) | −9.5 (23.5) | 0.0006 |
| Informed subscale | −29.9 (26.5) | −8.4 (27.4) | <.0001 |
| Values Clarity subscale | −27.1 (24.4) | −8.9 (22.1) | <.0001 |
| Support subscale | −19.1 (20.7) | −5.8 (17.1) | <.0001 |
| Effective Decision subscale | −15.7 (22.1) | −5.4 (18.6) | <.0001 |
at-test
bLower is considered better