From: Could local surgery improve survival in de novo stage IV breast cancer?
Variable | Nonsurgical(N = 125) | Surgical(N = 188) | p value& |
---|---|---|---|
Age | |||
  ≤ 50 | 83(43.7%) | 1107(56.3%) | 0.092 |
  > 50 | 42(34.1%) | 781(65.9%) |  |
Menopause status | |||
 Menses | 72(36.8%) | 1122(63.2%) | 0.144 |
 Menopause | 51(45.2%) | 663(54.8%) |  |
Tumor size | |||
  ≤ 5 cm | 63(36.2%) | 1111(63.8%) | 0.018 |
  > 5 cm | 60(50.0%) | 560(50.0%) |  |
Lymph node involvement | |||
 N0 | 5(17.9%) | 223(82.1%) | 0.018# |
 N1 | 21(47.7%) | 23(52.3%) |  |
 N2 | 31(43.7%) | 340(56.3%) |  |
 N3 | 65(50.4%) | 664(49.6%) |  |
HER-2 receptor status | |||
 Amplified | 49(37.1%) | 783(62.9%) | 0.657£ |
 No-amplified | 67(41.6%) | 994(58.4%) |  |
 Not known or equivocal(2+) | 49(45.0%) | 511(55.0) |  |
Hormone receptor status | |||
 H+ | 81 (38.2%) | 1131 (61.8%) | 0.588 |
 H- | 39(41.5%) | 555(58.5%) |  |
Molecular subtype | |||
 Luminal A | 19(34.5%) | 36(65.5%) | 0.194 |
 Luminal B | 54(38.3%) | 887(61.7%) |  |
 HER2 | 23(41.1%) | 333 (58.9%) |  |
 Triple negative | 12 (36.4%) | 21 (63.6%) |  |
 Unknown | 117 (60.7%) | 911 (39.3%) |  |
Viscera metastasis | |||
 Yes | 80 (47.9) | 887 (52.1) | 0.002 |
 No | 45 (30.8%) | 9101 (69.2%) |  |
Bone metastasis | |||
 Yes | 75(43.9%) | 996(56.1%) | 0.120 |
 No | 50(35.2%) | 892(64.8%) |  |
CNS metastasis* | |||
 Yes | 6(54.5%) | 5(45.5%) | 0.314 |
 No | 119(39.4%) | 1183(60.6%) |  |
Soft tissue metastasis | |||
 Yes | 58(42.3%) | 779(57.7%) | 0.297 |
 No | 67(38.1%) | 1109(61.9%) |  |
No. of metastatic sites | |||
  ≤ 3 | 107(37.2%) | 1181(62.8%) | < 0.001 |
  > 3 | 18(72%) | 67(28%) |  |
Endocrine therapy$ | |||
 Yes | 35(28.5%) | 888(71.5%) | 0.001 |
 No | 90(47.4%) | 9100(52.6%) |  |
Anti-HER2 therapy$ | |||
 Yes | 24(33.8%) | 447(66.2%) | 0.055£ |
 No | 98(41.0%) | 1141(59.0%) |  |
 Unknown | 3(100%) | 0 |  |
OFS* | |||
 Yes | 12(20.7%) | 446(79.3%) | 0.001 |
 No | 113(44.3%) | 1142(55.7%) |  |
Radiotherapy | |||
 Yes | 18(18.2%) | 781(81.8%) | < 0.001 |
 No | 81(44.0%) | 1103(56.0%) |  |
 Unknown | 26(86.7%) | 4(13.3%) |  |