{
  "task_id": "F1-conf-02",
  "n_countries_total": 20,
  "n_countries_balanced": 15,
  "n_countries_incomplete": 5,
  "balanced_countries": [
    "AUS",
    "AUT",
    "BEL",
    "CAN",
    "DEU",
    "ESP",
    "FRA",
    "GBR",
    "ITA",
    "JPN",
    "KOR",
    "NLD",
    "SWE",
    "TUR",
    "USA"
  ],
  "n_analysed": 345,
  "mean_2000_balanced": 78.0603,
  "mean_2022_balanced": 81.5531,
  "change_2000_2022_balanced": 3.4928,
  "mean_2022_all_available": 78.692,
  "n_countries_2022_all_available": 20,
  "descriptive_country_change_sd": 1.4088,
  "descriptive_country_change_min": {
    "USA": 0.797
  },
  "descriptive_country_change_max": {
    "KOR": 6.77
  },
  "descriptive_change_t95_halfwidth_across_countries": 0.7802,
  "descriptive_mean_2000_all_available": 78.1615,
  "descriptive_n_countries_2000_all_available": 16,
  "feasibility": "complete",
  "feasibility_reason": null,
  "data_issues": [
    {
      "issue": "TUR appears under two country names ['Turkey', 'Turkiye'] with 23 duplicated country-years (identical values) — an assembly artifact of the two extractions.",
      "handling": "Deduplicated by (iso3, year), keeping one row per year; values identical so no choice of value needed; name harmonised to 'Turkiye'. Counted as one country."
    },
    {
      "issue": "CHE has an empty life_expectancy cell for 2007 (row present, value missing).",
      "handling": "Treated as missing (not imputed/interpolated); country therefore excluded from the balanced set."
    },
    {
      "issue": "BGD has no rows for years 2000–2010 (11 years missing from the file; the country is present only from 2011).",
      "handling": "Country excluded from the balanced panel; its available rows are used only in the 2022 all-available baseline."
    },
    {
      "issue": "ETH has no rows for years 2000–2010 (11 years missing from the file; the country is present only from 2011).",
      "handling": "Country excluded from the balanced panel; its available rows are used only in the 2022 all-available baseline."
    },
    {
      "issue": "IND has no rows for years 2000–2010 (11 years missing from the file; the country is present only from 2011).",
      "handling": "Country excluded from the balanced panel; its available rows are used only in the 2022 all-available baseline."
    },
    {
      "issue": "NGA has no rows for years 2000–2010 (11 years missing from the file; the country is present only from 2011).",
      "handling": "Country excluded from the balanced panel; its available rows are used only in the 2022 all-available baseline."
    }
  ],
  "n_input_rows": {
    "life_expectancy_panel.csv": 439
  },
  "random_seed": null
}