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Table 4 Positive biopsy ratio for gastric cancer over 5 years

From: The optimal screening interval for gastric cancer using esophago-gastro-duodenoscopy in Japan

  <40 40-49 50-59 60-69 ≥70 Total
2006 0 / 4 0 / 27 0 / 55 2 / 57 2 / 18 4 / 161
2007 0 / 9 1 / 32 3 / 76 2 / 62 1 / 34 7 / 213
2008 0 / 4 1 / 35 1 / 70 2 / 53 2 / 26 6 / 188
2009 0 / 4 1 / 18 2 / 64 4 /67 2 / 35 9 / 188
2010 0 / 6 0 /47 6 / 79 3 /50 0 / 32 9 / 214
Total (%) 0 / 27 (0) 3 / 159 (1.9) 12 / 344 (3.5) 13 / 289 (4.5) 7 / 145 (4.8) 35 / 964 (3.6)
  1. Incidence of gastric cancer / number of biopsies.