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Table 3 Distribution of Alpha 9 and Alpha 7 types by location

From: Invasive cervical cancers from women living in the United States or Botswana: differences in human papillomavirus type distribution

  U.S. (N = 46) Botswana (N = 136) p-value
All Non HPV 16/18 types 5 (10.9%) 65 (47.8%) p < 0.001
Non HPV 16/18 HR types 5 (10.9%) 56 (41.2%) p = 0.002
All A9 Types1 41 (89.1%) 79 (58.1%) p = 0.001
HPV 16 40 (87.0%) 58 (42.7%) p < 0.001
Non-16 A9 Types 2 (4.4%) 26 (19.1%) p = 0.016
All A7 Types2 7 (15.2%) 49 (36.0%) p = 0.008
HPV 18 4 (8.7%) 32 (23.5%) p = 0.029
Non-18 A7 Types 3 (6.5%) 18 (13.2%) p = 0.218
  1. All specimens positive for β-globin and HPV.
  2. All analyses were performed using Chi-square tests.
  3. 1A9 types = HPV types 16, 31, 33, 35, 52, and 58.
  4. 2A7 types = HPV types 18, 39, 45, 59, and 68.