{
  "source_id": "WHO-LE-DEFINITION",
  "url": "https://www.who.int/data/gho/data/indicators/indicator-details/GHO/life-expectancy",
  "title": "WHO GHO Life expectancy indicator metadata",
  "publisher": "World Health Organization",
  "published_date": null,
  "data_reference_period": "页面方法文字对应1990–2021估计",
  "retrieved_date": "2026-10-24",
  "retrieval_method": "web.open",
  "capture_type": "verified_extracted_facts_not_full_page",
  "facts": [
    "某年龄余寿依据该时期年龄/性别死亡率的生命表计算。",
    "出生时预期寿命与60岁预期余寿是不同指标。",
    "WHO估计与成员国官方统计可因方法不同而不同。"
  ],
  "limitations": [
    "元数据方法年份不能当成最新数据发布年份。",
    "没有从该页面获得中国年龄别数值。"
  ]
}