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Table 1 Characteristics of female breast cancer patients (ICD-10: C50) from Saarland diagnosed between 2000 and 2009

From: Provision of breast cancer care and survival in Germany – results from a population-based high resolution study from Saarland

Characteristic Category 2000-2004   2005-2009  
   n % n %
Overall   4147   4424  
Age 15-49 years 754 18.2 785 17.7
  50-69 years 1973 47.6 2098 47.4
  > = 70 years 1420 34.2 1541 34.8
T Available 3880 93.6 3951 89.3
  1a 1671 43.1 1742 44.1
  2a 1574 40.6 1633 41.3
  3a 206 5.3 247 6.3
  4a 429 11.1 329 8.3
N Available 3483 84.0 3650 82.5
  0a 1964 56.4 2057 56.4
  1a 1159 33.3 1017 27.9
  2a 273 7.8 345 9.5
  3a 87 2.5 231 6.3
M Available 3458 83.4 3222 72.8
  0a 3129 90.5 2923 90.7
  1a 329 9.5 299 9.3
Microscopic confirmation   4031 97.2 4312 97.5
Histologic grade Available 3856 93.0 4201 95.0
  Lowa 277 7.2 304 7.2
  Intermediatea 2273 58.9 2872 68.4
  Higha 1306 33.9 1025 24.4
Hormone receptor status Available 3620 87.3 3720 84.1
  Positive (ER + PgR+)a 2474 68.3 2688 72.3
  Mixed (ER + or PgR+)a 531 14.7 451 12.1
  Negative (ER- PgR-)a 615 17.0 581 15.6
HER2/neu expression Available 2505 60.4 3598 81.3
  Positivea,b 625 25.0 866 24.1
  Negativea 1880 75.0 2732 75.9
Death certificate only notified   67 1.6 100 2.3
No follow-up available   79 1.9 48 1.1
  1. ER: estrogen receptor; PgR: progesterone receptor; a) proportions among patients with available information; b) including 401 tumors with borderline expression; the table is based on previously published data [15].
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