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  "path": "/t/sample-size-in-prognostic-factor-research/28591#post_5",
  "publishedAt": "2026-04-03T02:19:13.000Z",
  "site": "https://discourse.datamethods.org",
  "tags": [
    "PubMed",
    "Strengthening the Reporting of Observational Studies in Epidemiology..."
  ],
  "textContent": "The STROBE provides some explanations for this issue. Also, don’t calculate the sample size after data collection.\n\nPubMed\n\n### Strengthening the Reporting of Observational Studies in Epidemiology...\n\nMuch medical research is observational. The reporting of observational studies is often of insufficient quality. Poor reporting hampers the assessment of the strengths and weaknesses of a study and the generalizability of its results. Taking into...\n\n10 Study size: Explain how the study size was arrived at.",
  "title": "Sample size in prognostic factor research"
}