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Table 2 Characteristics of study subjects in relation to the presence of IM.

From: Genetic factors associated with intestinal metaplasia in a high risk Singapore-Chinese population: a cohort study

  Total (%) IM+ (%) IM- (%)
Subjects 374 128 246
Mean age ± SD (range) 60.5 ± 7.8 62.9 ± 7.8 59.2 ± 7.5
Age 50-59 yrs 190 (51) 48 (38)* 142 (58)*
Age 60-69 yrs 133 (36) 55 (43) 78 (32)
Age ≥70 yrs 51 (13) 25 (19) 26 (10)
Male 207 (55) 72 (56) 135 (55)
Family history of GC 66 (18) 23 (18) 43 (17)
HP infection 191 (51) 84 (66)* 107 (43)*
Drinker 66 (18) 22 (17) 46 (19)
Smoker 90 (24) 30 (23) 60 (24)
Chronic gastritis 290 (78) 115 (90) 175 (71)
Atrophy gastritis 194 (52) 97 (76) 97 (39)
Dysplasia 1 (0.3) 1 (0.8) 0
  1. * P < 0.05