Table 1.
Clinical characteristics of SCLC patients by treatment groups
| Characteristics | WBRT (%) (N = 71) |
WBRT + SIB (%) (N = 56) |
P-value |
|---|---|---|---|
| Gender | |||
| Male | 57 (80.3) | 49 (87.5) | 0.277 |
| Female | 14 (19.7) | 7 (12.5) | |
| Mean age, years(± SD) | 61.1(± 9.1) | 61.7(± 8.1) | |
| Age (years) | 0.555 | ||
| <60 | 29 (40.8) | 20 (35.7) | |
| ≥60 | 42 (59.2) | 36 (64.3) | |
| Number of BMs | 0.002 | ||
| Single | 11 (15.5) | 26 (46.4) | |
| ≥2 | 45 (63.4) | 29 (51.8) | |
| Concurrent chemotherapy | 0.066 | ||
| Yes | 5 (7.0) | 0 (0.0) | |
| No | 66 (93.0) | 56 (100.0) | |
| Concurrent targeted therapy | < 0.001 | ||
| Yes | 8 (9.9) | 33 (58.9) | |
| No | 63 (88.7) | 23 (41.1) | |
SCLC Small cell lung cancer, WBRT Whole brain radiotherapy, SIB simultaneous integrated boost, SD Standard Deviation, BMs brain metastases