Variables by level | Total distribution | Clinical Stage I&II | Clinical Stage III&IV | ES vs.LS P-value | |||
---|---|---|---|---|---|---|---|
 | (N = 4211) | (N = 2554) | (N = 901) |  | |||
 | n | % | n | % | n | % |  |
Palpable Tumor Location by CBE(4211, 2554, 901) | Â | Â | Â | Â | Â | Â | Â |
   Left | 2189 | 52.0 | 1327 | 52.0 | 477 | 52.9 |  |
   Right | 1995 | 47.4 | 1213 | 47.5 | 419 | 46.5 | 0.868c |
   Non-palpable | 27 | 0.6 | 14 | 0.5 | 5 | 0.6 |  |
Mass Size by CBE (3555, 2434, 825) | Â | Â | Â | Â | Â | Â | Â |
   Mean ± SD | 31.3 ± 17.8 | -- | 27.7 ± 12.8 | -- | 40.7 ± 23.4 | -- | < 0.001a |
   Range | 0~250 | -- | 0~150 | -- | 0~250 | -- |  |
   < 50 mm | 3036 | 85.4 | 2247 | 92.3 | 559 | 67.8 |  |
   ≥ 50 mm | 519 | 14.6 | 187* | 7.7 | 266 | 32.2 | < 0.001b |
Local Invasion (3663, 2428, 826) | Â | Â | Â | Â | Â | Â | Â |
   Yes | 183 | 5.0 | 45 | 1.9 | 106 | 12.8 | < 0.001b |
   No | 3480 | 95.0 | 2383 | 98.1 | 720 | 87.2 |  |
Mammography Diagnosis (1275, 877, 286)** | Â | Â | Â | Â | Â | Â | Â |
   Positive | 1094 | 85.8 | 750 | 85.5 | 266 | 93.0 | 0.001b |
   Negative | 181 | 14.2 | 127 | 14.5 | 20 | 7.0 |  |
Ultrasound Diagnosis (2253, 1629, 409 )** | Â | Â | Â | Â | Â | Â | Â |
   Positive | 2006 | 89.0 | 1461 | 89.7 | 383 | 93.6 | 0.015b |
   Negative | 247 | 11.0 | 168 | 10.3 | 26 | 6.4 |  |
Postoperative Pathological Diagnosis (4014, 2540, 877) | Â | Â | Â | Â | Â | Â | Â |
   Carcinoma in Situ(CIS) | 143 | 3.6 | 77 | 3.0 | 5 | 0.6 |  |
Invasive Ductal Carcinoma | 3471 | 86.5 | 2203 | 86.7 | 801 | 91.3 | < 0.001c |
Other Type Invasive Carcinoma | 385 | 9.6 | 252 | 9.9 | 69 | 7.9 | Â |
   Others | 15 | 0.3 | 8 | 0.3 | 2 | 0.2 |  |
ER/PR Status (3534, 2316, 758) | Â | Â | Â | Â | Â | Â | Â |
   ER+&PR+ | 1691 | 47.9 | 1148 | 49.6 | 340 | 44.9 |  |
   ER+&PR- | 337 | 9.5 | 204 | 8.8 | 84 | 11.1 | 0.070b |
   ER-&PR+ | 367 | 10.4 | 230 | 9.9 | 86 | 11.4 |  |
   ER-&PR- | 1139 | 32.2 | 734 | 31.7 | 248 | 32.7 |  |
HER-2 Status (2849, 1935, 582) | Â | Â | Â | Â | Â | Â | Â |
   HER-2 + | 736 | 25.8 | 504 | 26.0 | 154 | 26.5 | 0.842b |
   HER-2 - | 2113 | 74.2 | 1431 | 74.0 | 428 | 73.5 |  |