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Table 1 Characteristics of the subjects and the PTPN11 rs2301756 polymorphism.

From: Associations of a PTPN11 G/A polymorphism at intron 3 with Helicobactor pyloriseropositivity, gastric atrophy and gastric cancer in Japanese

  Controls n= 1636 Cases n= 583
  H. pylori (-) H. pylori (+)  
   GA (-) GA (+)  
n 699 442 495 583
Sex     
Male 479 (68.5%) 363 (82.1%) 361 (72.9%) 429 (73.6%)
Female 220 (31.5%) 79 (17.9%) 134 (27.1%) 154 (26.4%)
Age     
< 30 6 (0.9%) 1 (0.2%) 1 (0.2%) 2 (0.3%)
30–39 67 (9.6%) 11 (2.5%) 3 (0.6%) 31 (5.3%)
40–49 138 (19.7%) 54 (12.2%) 31 (6.3%) 64 (11.0%)
50–59 194 (27.8%) 151 (34.2%) 141 (28.5%) 214 (36.7%)
60–69 211 (30.2%) 152 (34.4%) 221 (44.7%) 166 (28.5%)
70- 83 (11.9%) 73 (16.5%) 98 (19.8%) 106 (18.2%)
Genotype     
G/G 483 (69.1%) 293 (66.3%) 350 (70.7%) 396 (67.9%)
G/A 198 (28.3%) 135 (30.5%) 131 (26.5%) 174 (29.9%)
A/A 18 (2.6%) 14 (3.2%) 14 (2.8%) 13 (2.2%)
  1. GA(-) and GA(+) indicate without atrophy and with atrophy, respectively.