| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 31 of 116 | 73% | 3 of 16 | 81% | 4 | 15 | 11 | 33 | 1 | 7 |
| toString() | | 0% | n/a | 1 | 1 | 9 | 9 | 1 | 1 | |
| remove() | | 58% | | 50% | 1 | 2 | 1 | 4 | 0 | 1 |
| next() | | 75% | | 75% | 1 | 3 | 1 | 4 | 0 | 1 |
| setNextElement() | | 100% | | 100% | 0 | 4 | 0 | 8 | 0 | 1 |
| PrefixedKeysIterator(Iterator, String, String) | | 100% | n/a | 0 | 1 | 0 | 5 | 0 | 1 | |
| hasNext() | | 100% | | 75% | 1 | 3 | 0 | 1 | 0 | 1 |
| PrefixedKeysIterator(Iterator, String) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |