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Qualitative evaluation: task questions results analyzed separately for each reviewer
| Mean | SD | CI; p-value* | |
|---|---|---|---|
| Task questions (reviewer A) | |||
| SQL | 4.5 | 1.6 | |
| RetroGuide | 7.8 | 1.2 | |
| Difference RetroGuide-SQL | 3.3 | 1.4 | 3.1-3.7; p < 0.001 |
| Task questions (reviewer B) | |||
| SQL | 4.0 | 1.6 | |
| RetroGuide | 6.7 | 1.3 | |
| Difference RetroGuide-SQL | 2.7 | 1.4 | 2.0-3.3; p < 0.001 |
The range for all items was 0-9 points.
CI, confidence interval; SD, standard deviation; SQL, structured query language.
