Table 2.
Characteristics of included studies for post-progression survival analysis.
| Name | Study type | Country | Patients number | Treatment |
|---|---|---|---|---|
| Azoulay et al. (18) | Retrospective | Canada | 78 | Reoperation+chemo+/ RT vs. chemo +/ RT |
| Boiardi et al. (10) | Retrospective | Italy | 211 | Reoperation+chemo vs. chemo |
| Clarke et al. (19) | Prospective | America | 593 | Reoperation+/chemo vs. /chemo |
| Filippini et al. (I) (20) | Retrospective | Italy | 452 | Reoperation+/chemo +/ RT vs. /chemo+/RT |
| Filippini et al. (II) (20) | Retrospective | Italy | 435 | Reoperation+/chemo +/ RT vs. /chemo+/RT |
| Nava et al. (I) (22) | Prospective | Italy | 203 | Reoperation+/chemo +/ RT vs. /chemo+/RT |
| Nava et al. (II) (22) | Prospective | Italy | 303 | Reoperation+/chemo +/ RT vs. /chemo+/RT |
| Skeie et al. (13) | Retrospective | Norway | 51 | Reoperation+/chemo+RT vs. RT+/chemo |
| Suchorska et al. (24) | Prospective | Germany | 105 | Reoperation+chemo vs. chemo |
| Wann et al. (14) | Retrospective | Australia | 117 | Reoperation+/chemo vs. /chemo |
| Zanello et al. (15) | Retrospective | France | 777 | Reoperation+/RT+/chemo vs./chemo+/RT |
| Sastry et al. (27) | Retrospective | America | 368 | Reoperation+chemo+/RT vs. chemo +/RT |
| Kim et al. (39) | Retrospective | Korea | 38 | Reoperation+chemo+RT |
| McGirt et al. (28) | Retrospective | America | 285 | Reoperation+chemo+RT |
RT, radiotherapy; chemo, chemotherapy.