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Table 4 Distribution of breast cancer subtypes in different ethnicities and in different geographical areas of China, %

From: Distinct distribution and prognostic significance of molecular subtypes of breast cancer in Chinese women: a population-based cohort study

References Ethnicity Luminal A Luminal B HER2 All HER2+* Triple-negative Unclassified Total No.
Carey, et al [4] AA 47.4 12.8 8.2 20.9 26.5 5.1 196
  Caucasian 54.0 17.3 5.7 23.0 16.0 7.0 300
Yang, et al [23] Polish 68.0 14.0 5.0 19.0 13.0   1985
Varcone, et al [22] Italy 68.7 6.0 7.6 13.6 11.8 6.0 804
Parise, et al [8] Non-Hispanic White 67.1 15.1 6.2 21.3 11.6   39051
  Non-Hispanic Black 48.9 14.2 9.8 24.0 27.0   2936
  Hispanic 56.2 16.5 9.7 26.2 17.6   7673
  Asian/Pacific Islander 59.3 18.5 9.9 28.4 12.3   5215
  Other 65.1 14.3 5.4 19.7 15.2   315
Telli, et al [9] Non-Hispanic White 69.6    18.7 11.7   60498
  Non-Hispanic Black 51.1    22.7 26.2   5292
  Hispanic 58.1    24.9 17.0   14106
  Japanese 69.9    19.5 10.7   1136
  Chinese 63.5    25.6 10.8   2305
  Filipino 59.2    30.7 10.1   2802
  Korean 49.4    36.0 14.6   628
  Vietnamese 56.6    29.3 14.1   663
  South Asian 59.2    23.1 17.7   606
  Other Asian** 58.2    28.9 12.9   973
Yin, Liu, Lin, et al [1012] Chinese (Shanghai) 50.4    31.1 18.5   4787
Xing, Zhao, et al [13, 14] Chinese (Tianjin) 53.7 14.0 11.8 25.8 20.5   3237
Lin, et al [28] Chinese (Taiwan) 61.8 8.8 11.8 20.5 12.8 4.9 1028
Su, et al (this study) Chinese (Shanghai) 48.6 16.7 13.7 30.4 12.9 8.1 2791
  1. *All HER2+ tumors include luminal B and HER2 subtypes
  2. **Includes women of Asian Indian, Pakistani, Sri Lankan, and Bangladeshi ethnicity