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Table 2 The association between adult H. pylori seropositivity and socio-economic occupation group in childhood and at age 49-51 years

From: Deprivation, timing of preschool infections and H. pylori seropositivity at age 49-51 years: the Newcastle thousand families birth cohort

Socio-economic occupation group At birth At age 5 years At age 50 years
Proportion of H. pylori + ve subjects OR (95% CI) Proportion of H. pylori + ve subjects OR (95% CI) Proportion of H. pylori + ve subjects OR (95% CI)
Most advantaged 7/43 (16%) 0.33 (0.14,0.77) 9/29 (31%) 0.77 (0.33,1.78) 54/196 (28%) 0.41 (0.26,0.65)
Middle 91/246 (37%) Reference 74/201 (37%) Reference 65/135 (48%) Reference
Least advantaged 59/110 (54%) 1.97 (1.25,3.11) 60/126 (48%) 1.56 (0.99,2.45) 31/52 (60%) 1.59 (0.83,3.04)
p value for trend <0.001 0.088 <0.001