Table 4: Changes in KCCTN correct answer rate.
| No | | Before | After | Three months after | χ2 | P |
| 1 | Cognition | 15% | 17% | 17% | 1.65 | 0.78 |
| 2 | Automatic thoughts | 8% | 8% | 8% | 1.34 | 1.00 |
| 3 | Schemas | 22% | 28% | 28% | 0.02 | 0.30 |
| 4 | Cognitive restructuring | 42% | 42% | 42% | 0.00 | 1.00 |
| 5 | Unfounded judgments | 47% | 48% | 48% | 1.34 | 1.00 |
| 6 | Black-and-white thinking | 50% | 50% | 50% | 0.00 | 1.00 |
| 7 | Partial focusing | 35% | 45% | 46% | 0.50 | 0.05 |
| 8 | Overestimation and underestimation | 23% | 47% | 48% | 0.14 | 0.00 |
| 9 | Ought-thinking | 47% | 48% | 48% | 2.06 | 0.55 |
| 10 | Extreme generalization | 33% | 47% | 47% | 2.59 | 0.01 |
| 11 | Self-association | 38% | 45% | 45% | 0.05 | 0.17 |
| 12 | Emotional reasoning | 23% | 32% | 32% | 0.47 | 0.19 |
| 13 | Self-fulfilling prophecy | 38% | 40% | 39% | 1.31 | 0.75 |
| 14 | Listening to clients | 38% | 48% | 47% | 1.28 | 0.02 |
| 15 | Problem-solving | 20% | 30% | 44% | 0.02 | 0.00 |
| 16 | Brainstorming | 28% | 45% | 44% | 0.02 | 0.00 |