| Study | Reason for exclusion |
|---|---|
| Catovsky 2011 | No allocation to bendamustine treatment |
| Cheson 2010 | Not a randomised controlled trial |
| D'Elia 2010 | Not a randomised controlled trial (a case report of bendamustine for a patient with Hodgkin's lymphoma) |
| Ferrajoli 2005 | Not a randomised controlled trial |
| Friedberg 2008 | Not a randomised controlled trial |
| Hesse 1972 | Not a randomised controlled trial |
| Hesse 1972b | Not a randomised controlled trial |
| Kath 2001 | Not a randomised controlled trial |
| Moosmann 2010 | Not a randomised controlled trial |
| No authors listed | A review |
| No authors listed B | A review |
| Robinson 2008 | Not a randomised controlled trial |
| Rummel 2011 | A review |
| Treon 2011 | Not a randomised controlled trial |