Author: Joanna Kasińska and Violetta Jendryczka
Summary: The work includes RCA (Root Cause Analysis), stratification analysis, weighted Ishikawa diagram, and Lorenz-Pareto chart. The substance of the matter comes down to the fact that knowledge of the factors causing coronavirus infections will allow the development and implementation of effective procedures for handling ships in pandemic conditions. The primary sources of information used in the research came from the literature review, the analysis of normative acts, the analysis of documentation and procedures on board ships in pandemic conditions, questionnaire research, direct and focus interviews, and participant observation.