| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 26 of 26 | 0% | 2 of 2 | 0% | 4 | 4 | 6 | 6 | 3 | 3 |
| collectPredicates(QRetractedDOI) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| collectPredicates() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| RetractedDOIFilter() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |