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    "kind": "note",
    "key": "mohammadi-2019",
    "id": "TAP-RDN-0094",
    "locale": "en",
    "path": "/research/mohammadi-2019/",
    "title": "TAP reading note: The persistent effect of acute psychosocial stress on heart rate variability",
    "description": "At the recorded recovery assessment, emotional ratings returned toward baseline while selected non-linear HRV indices remained different. The study illustrates that subjective relief and cardiac measures need not change together.",
    "rights": "© The Allostasis Project. All rights reserved. Reproduction or adaptation requires separate permission, subject to applicable legal exceptions.",
    "version": "1.0",
    "updatedAt": "2026-11-13",
    "editorial": {
      "contentType": "evidence-review",
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      "updatedAt": "2026-11-13",
      "version": "1.0",
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      "workflow": {
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          "usage": "used",
          "system": "OpenAI Codex",
          "scope": "Source-based research, drafting, translation and figure preparation. Access scope is stated in each source note.",
          "version": "1.0",
          "tasks": [
            "Source comparison and quantitative interpretation",
            "Bilingual synthesis and accessible figures"
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      "revisions": []
    },
    "original": {
      "id": "mohammadi-2019",
      "title": "The persistent effect of acute psychosocial stress on heart rate variability",
      "authors": "Mohammadi A, Emamgoli A, Shirinkalam M, Meftahi GH, Yagoobi K, Hatef B",
      "journal": "The Egyptian heart journal : (EHJ) : official bulletin of the Egyptian Society of Cardiology",
      "year": "2019",
      "url": "https://doi.org/10.1186/s43044-019-0009-z",
      "doi": "10.1186/s43044-019-0009-z",
      "pmid": "31659513"
    },
    "references": [
      {
        "id": "mohammadi-2019",
        "title": "The persistent effect of acute psychosocial stress on heart rate variability",
        "authors": "Mohammadi A, Emamgoli A, Shirinkalam M, Meftahi GH, Yagoobi K, Hatef B",
        "journal": "The Egyptian heart journal : (EHJ) : official bulletin of the Egyptian Society of Cardiology",
        "year": "2019",
        "url": "https://doi.org/10.1186/s43044-019-0009-z",
        "doi": "10.1186/s43044-019-0009-z",
        "pmid": "31659513"
      }
    ],
    "sections": [
      {
        "id": "finding",
        "title": "What the study found",
        "paragraphs": [
          "At the recorded recovery assessment, emotional ratings returned toward baseline while selected non-linear HRV indices remained different. The study illustrates that subjective relief and cardiac measures need not change together."
        ]
      },
      {
        "id": "limits",
        "title": "Scope & limitations",
        "paragraphs": [
          "33 healthy young participants: 23 men and 10 women.",
          "Small sample, multiple HRV metrics and short observation. LF/HF cannot be assumed to measure autonomic balance; findings do not establish a universal recovery deadline."
        ]
      },
      {
        "id": "sample",
        "title": "Population & sample",
        "paragraphs": [
          "33 healthy young participants: 23 men and 10 women."
        ]
      },
      {
        "id": "exposure",
        "title": "Exposure or intervention",
        "paragraphs": [
          "TSST with emotion ratings, ECG-derived measures and saliva sampling."
        ]
      },
      {
        "id": "outcomes",
        "title": "Outcomes",
        "paragraphs": [
          "Selected HRV indices, emotional visual-analogue scores and cortisol."
        ]
      },
      {
        "id": "duration",
        "title": "Time frame",
        "paragraphs": [
          "Before/after task and a 20-minute recovery period."
        ]
      },
      {
        "id": "funding",
        "title": "Research funding",
        "paragraphs": [
          "Not yet verified against the full text."
        ]
      },
      {
        "id": "conflicts",
        "title": "Research conflicts of interest",
        "paragraphs": [
          "The PubMed-indexed author declaration states no competing interests."
        ]
      },
      {
        "id": "basis",
        "title": "Reading scope",
        "paragraphs": [
          "PubMed record and accessible PMC methods/results passages on sample, assessments and recovery. No participant data were reanalysed; the complete funding declaration was not verified."
        ],
        "links": [
          {
            "label": "PubMed record and abstract",
            "url": "https://pubmed.ncbi.nlm.nih.gov/31659513/"
          },
          {
            "label": "PMC article",
            "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC6821413/"
          }
        ]
      }
    ]
  }
}