Table 2.

Results of base-case analysis

OutcomeNo interventionPrimary preventionSecondary prevention
Outcomes
    Cost per individual screened, U.S. $249.6346.6352.8
    Life expectancy, y71.35271.38271.379
    Relative risk of mortality from gastric cancer10.860.87
    Endoscopies per patient000.83
Comparison using ICER values
    No intervention as reference17,04429,741
    Secondary prevention as referenceDominant*
  • * Dominant = more effective and less costly than reference strategy.