{
  "_note": "Baseline phenotype 5. 한국인 obesity-CV 코호트에 대표적인 표현형.",
  "phenotypes": [
    {"id": "t2dm_pos", "name": "Obesity + T2DM",  "korea_prevalence_pct": 28.0, "comment": "NHIS-HIRA cohort에서 흔함"},
    {"id": "osa_pos", "name": "Obesity + sleep apnea", "korea_prevalence_pct": 12.0, "comment": "PSG 진단 + AHI>=15"},
    {"id": "sarcopenic", "name": "Sarcopenic obesity", "korea_prevalence_pct": 9.5, "comment": "BIA muscle mass index 저하"},
    {"id": "post_bariatric", "name": "Post-bariatric obesity (재발)", "korea_prevalence_pct": 1.5, "comment": "RYGB/SG 후 weight regain"},
    {"id": "lean_diabetic_asian", "name": "Lean diabetic Asian (BMI 23-27)", "korea_prevalence_pct": 22.0, "comment": "한국 특이 phenotype, 서구 trial 과소대표"}
  ]
}