Public Health in Patient Safety, Preventive & Ethics — Case | Ethics | SMLE Q#1139
SMLE Question #1139
Patient Safety, Preventive & Ethics
Ethics
Last updated: February 2026
A public health researcher runs a randomized controlled trial of a smoking cessation program. After seeing a non-significant primary outcome, he alters several recorded participant outcomes and excludes a subgroup that reduces the apparent effect size, without disclosing these changes in the manuscript. What type of research misconduct is described?
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