Table 1 Characteristics of NSCLC patient with brain metastases in 2004-2010
WBRT n = 20241 | WBRT+ gefitinib n = 3379 | WBRT + GK n = 155 | WBRT+ gefitinib + GK n = 99 | Total n = 23874 | p * | |
|---|---|---|---|---|---|---|
Variables | n (%) | n (%) | n (%) | n (%) | n (%) | |
Sex | <0.0001 | |||||
  Women | 5837 (28.8) | 1948 (57.6) | 59 (38.1) | 52 (52.5) | 7896 (33.1) | |
  Men | 14404 (71.2) | 1431 (42.4) | 96 (61.9) | 47 (47.5) | 15978 (66.9) | |
Age, years | <0.0001 | |||||
  <65 | 8400 (41.5) | 2068 (61.2) | 113 (72.9) | 78 (78.8) | 10659 (44.7) | |
  ≧65 | 11841 (58.5) | 1311 (38.8) | 42 (27.1) | 21 (21.2) | 13215 (55.4) | |
CCI | <0.0001 | |||||
  2 | 13362 (66.0) | 1685 (49.9) | 104 (67.1) | 56 (56.6) | 15207 (63.7) | |
  3 | 2068 (10.2) | 313 (9.3) | 8 (5.2) | 4 (4.0) | 2393 (10.0) | |
  4 | 1050 (5.2) | 127 (3.8) | 7 (4.5) | 2 (2.0) | 1186 (5.0) | |
  5 | 450 (2.2) | 53 (1.6) | 2 (1.3) | 1 (1.0) | 506 (2.1) | |
  ≧6 | 3311 (16.4) | 1201 (35.5) | 34 (21.9) | 36 (36.4) | 4582 (19.2) | |
Deceased | <0.0001 | |||||
  No | 7505 (37.1) | 1460 (43.2) | 86 (55.5) | 47 (47.5) | 9098 (38.1) | |
  Yes | 12736 (62.9) | 1919 (56.8) | 69 (44.5) | 52 (52.5) | 14776 (61.9) |