Review Article

Does Premedication with Mucolytic Agents Improve Mucosal Visualization during Oesophagogastroduodenoscopy: A Systematic Review and Meta-Analysis

Table 1

PICO model used to define search criteria for the search strategy to be used in the relevant bibliographic databases.

PICO
PopulationInterventionComparisonOutcome

Adult patients undergoing elective nontherapeutic OGDPremedication with a mucolytic agentPlacebo or another mucolytic agentImproved mucosal visibility during OGD