{
  "id": "mixed-mode-sample",
  "number": 141,
  "status": "Published",
  "title": "Mixed-Mode Sample: Combining Telephone and Online for Coverage & Feasibility",
  "summary": "Four design patterns, a single-master-screener integration layer, harmonisation rules, and a mode-effects watchlist.",
  "topic": "CATI",
  "url": "https://www.catalystmr.com/insights/methodology-papers/mixed-mode-sample/",
  "canonical": "https://www.catalystmr.com/insights/methodology-papers/mixed-mode-sample/",
  "pdf": "https://www.catalystmr.com/insights/methodology-papers/mixed-mode-sample/download/",
  "embed": "https://www.catalystmr.com/insights/methodology-papers/mixed-mode-sample/embed/",
  "press_kit": "https://www.catalystmr.com/insights/methodology-papers/mixed-mode-sample/press-kit/",
  "oembed": "https://www.catalystmr.com/insights/methodology-papers/mixed-mode-sample/oembed.json",
  "publisher": "CatalystMR",
  "publisher_url": "https://www.catalystmr.com",
  "license": "Republish with attribution and a canonical link back to CatalystMR; no material modification.",
  "retrieved": "2026-07-01"
}