7.2 📚 國考版(醫師國考 / PGY OSCE)

對象:M6 / PGY 國考前。本章 high yield:Swiss cheese model、Donabedian、IOM reports、CPOE、bundles。


7.2.0.1 📌 一頁重點整理 (Cram Sheet)

7.2.0.1.1 🔥 高 yield 6 條
  1. IOM “To Err Is Human” (1999):medical error 估死 44K-98K/year
  2. Swiss Cheese Model:multiple latent failures 對齊
  3. Slip vs Mistake:Slip = routine 粗心;Mistake = conscious decision 錯
  4. Donabedian:Structure / Process / Outcome
  5. CPOE + decision support 降 serious med error 55%
  6. RAND 2006:US 病人只獲 55% 推薦 care
7.2.0.1.2 🔢 必背數字
  • IOM “To Err Is Human”:1999 年
  • 「Crossing the Quality Chasm」:2001 年
  • IOM 估每年死亡:44,000-98,000
  • Harvard Medical Practice Study (1991):adverse event 3.7%、preventable 58%
  • 近年 adverse event:~1/4 admissions
  • ADE 住院病人:6-10%
  • 24h shift vs 8h sleep error:+33%
  • ACGME 工時上限:80 hr/wk
  • CPOE error 降幅:55%
  • RAND 2006:55% 推薦 care
  • DEXA NNS:731
7.2.0.1.3 ⚠️ 易錯陷阱
  1. Safety = Quality(錯,互補不同)
  2. Adverse event 全來自個人錯(錯,多系統議題)
  3. Spontaneous reporting 找出大多 ADE(錯,1/20 sensitivity)

7.2.0.2 ⭐ 高 yield 摘要

7.2.0.2.1 Safety vs Quality
  • Safety: 不傷害(避免 adverse events)
  • Quality: 給最佳照護(推薦 care delivery)
  • IOM:safety first,再 quality
7.2.0.2.2 IOM 兩大里程碑 reports
Report 重點
1999 To Err Is Human 醫療 error 死亡規模
2001 Crossing the Quality Chasm 6 aims for quality(safe、effective、patient-centered、timely、efficient、equitable)
2015 Improving Diagnosis in Health Care Diagnostic error 為 major safety issue
7.2.0.2.3 Reason’s Swiss Cheese Model
  • 多層 defense,每層都有洞
  • 意外 = 洞對齊
  • 教訓:focus on system,不 blame individual
7.2.0.2.4 Slips vs Mistakes
  • Slip:routine 中粗心(忘了按 enter、開錯藥)
  • Mistake:conscious decision 錯(給不熟悉藥的劑量錯)
7.2.0.2.5 Error 高風險因子
  • Fatigue(24h vs 8h: +33% error)
  • Stress
  • Interruptions
  • Complexity
  • Transitions / Handoffs
7.2.0.2.6 Adverse Events 數字
  • Harvard MPS: 3.7%、58% preventable
  • 近年: 1/4 admissions 有 harm
  • ADE: 6-10% 住院病人
  • Outpatient ADE: 21/100 pts/yr
  • Discharge 後: 19% AE rate
7.2.0.2.7 Donabedian Quality Framework
Structure EHR、cath lab
Process Pap smear performed、MI 給 aspirin
Outcome MI mortality
7.2.0.2.8 Plan-Do-Check-Act
  • Plan:規劃
  • Do:小範圍 test
  • Check:量測
  • Act:擴大 / 調整
7.2.0.2.9 Chronic Care Model (Wagner)
  • Self-management support
  • Delivery system design
  • Decision support
  • Clinical information systems
  • Community resources
  • Health system org
7.2.0.2.10 Evidence-Based Safety Tools
  1. CPOE + decision support:med error -55%
  2. Bar coding + eMAR:right patient/drug/dose/time
  3. Smart pumps:dose alerts
  4. Checklists:Pronovost ICU bundles 大幅降 CRBSI
  5. Bundles:VAP、CRBSI、surgical safety
  6. Readback:verbal orders 確認
  7. Handoff tool:I-PASS
7.2.0.2.11 National Quality Programs
  • Hospital Compare:CMS 公開 hospital 績效
  • 20 measures 涵蓋 MI、HF、pneumonia、surgical infection prevention
  • Joint Commission:accreditation
  • National Quality Forum:standards
7.2.0.2.12 Pay-for-Performance
  • 美國:1-2% payment
  • 英國:GP 40% salary 綁
  • 限制:cherry-picking、gaming、忽略 unmeasured

7.2.0.3 🏆 易混淆對照

7.2.0.3.1 Slip vs Mistake
面向 Slip Mistake
開錯藥位 給不熟藥錯劑量
解法 系統設計(自動化) 教育、protocol
7.2.0.3.2 Donabedian 三層
  • Structure → Process → Outcome
  • 不是 outcome 好就代表 process 好(運氣)
  • 不是 process 好就保證 outcome(複雜疾病)
7.2.0.3.3 Spontaneous Reporting vs Active Surveillance
方法 Sensitivity 用途
Spontaneous ~5%(1/20) 質性資訊、文化建立
Active surveillance(trigger tools) 真實 rate 估計
EHR mining 未來主流

7.2.0.4 🔢 必背數字 / 概念

  • IOM “To Err Is Human” (1999):44K-98K/year deaths
  • Harvard MPS:3.7% AE、58% preventable
  • 近年 AE:~25% admissions
  • ADE:6-10% inpatient、21/100 outpatient/yr
  • Discharge 後 AE:19%
  • ACGME workweek:80 hr
  • CPOE error reduction:55%
  • RAND 2006:55% recommended care
  • Hospital Compare measures:20

7.2.0.5 📝 過去考題類型

7.2.0.5.1 必考
  • Donabedian 三層
  • IOM reports(年代 + 主題)
  • Slip vs Mistake 區辨
  • CPOE / checklist / bundle 應用
7.2.0.5.2 偶爾考
  • Swiss cheese model
  • Plan-Do-Check-Act
  • Chronic Care Model elements
  • ACGME 80-hr 規定背景
7.2.0.5.3 陷阱題
  • Safety = Quality(錯)
  • Spontaneous reporting 找出 most ADE(錯,<5%)
  • Adverse event 都是 medication(錯,wound infection 等多種)

7.2.0.6 🎯 自我檢測

  1. Q: IOM “To Err Is Human” 哪年? A: 1999
  2. Q: Donabedian 三層? A: Structure / Process / Outcome
  3. Q: CPOE 降 serious med error 多少? A: 55%
  4. Q: ACGME 工時上限? A: 80 hr/wk
  5. Q: Swiss cheese model 主旨? A: 意外是多層 latent failures 對齊
  6. Q: Slip 與 Mistake 差別? A: Slip 是 routine 粗心;Mistake 是 conscious decision 錯
  7. Q: PDCA 4 步? A: Plan、Do、Check、Act
  8. Q: 近年研究估住院病人有 harm 比例? A: ~1/4 admissions

7.2.0.7 📚 想深入請看


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