HP and infection: Age (score of 4, 6 and 9 for ages 50–59, 60–69 and > 69, respectively)Sex (score of 4 for males)Pickled or fried food (score of 2 for regular intake)Hp infection (score of 1 for Hp positive participants)PGR (score of 3 for PGR < 3.89)G-17 (score of 3 for 1.50–5.70 pmol/L and score of 4 for > 5.70 pmol/L)