Table 3.
Pattern of recurrence
| PCI | No PCI | P value | AHF | CF | P value | Stage II | Stage III | P value | |
|---|---|---|---|---|---|---|---|---|---|
| (n = 93) | (n = 69) | (n = 94) | (n = 68) | (n = 23) | (n = 139) | ||||
| All recurrence | 68 (73%) | 57 (83%) | 0.155 | 65 (65%) | 60 (88%) | 0.004 | 14 (61%) | 111 (80%) | 0.045 |
| In-field recurrence | 30 (32%) | 17 (25%) | 0.291 | 21 (22%) | 26 (38%) | 0.028 | 3 (13%) | 44 (32%) | 0.068 |
| BMFR | 17 (18%) | 28 (41%) | 0.002 | 22 (23%) | 23 (34%) | 0.144 | 5 (22%) | 40 (29%) | 0.485 |
Bold values mean statistical significance (P value <0.05).
BMFR = brain metastasis as a first recurrence site, PCI = prophylactic cranial irradiation, AHF = accelerated hyperfractionated radiotherapy, CF = conventional fractionated radiotherapy.