{
  "topic": "no37_trial_vs_handicap_leader",
  "as_of_date": "2026-08-17",
  "db": "autocraft",
  "population_definition": "trial_run_time_sec IS NOT NULL AND handicap_m IS NOT NULL AND retire_flag=0 AND absent IS NULL。試走単独1位・ハンデ単独最大車(同着レースは除外)",
  "agree_vs_disagree": {
    "agree": {"n": 5163, "win_pct": 46.89},
    "disagree": {"n": 3251, "trial_car_win_pct": 37.93, "hcap_car_win_pct": 10.60}
  },
  "disagree_race_winner_breakdown": {
    "n_disagree_races": 3254,
    "trial_wins_pct": 37.89,
    "hcap_wins_pct": 14.26,
    "other_wins_pct": 47.85
  },
  "note": "disagree_race_winner_breakdownの方が直接1着車を数える方式で頑健なため本文採用。agree_vs_disagreeのhcap_car_win_pct(10.60)とはresults欠測car除外の扱いの違いで微差が生じる"
}