Below are my main notes and takeaways. I highly recommend this book to anyone interested in efficiency, productivity, and public health. I'm particularly interested in ways to apply the book's concepts to many fields (including starting a business) using technology.
Introduction
- Surgeon author's stories
- No one remembered one step of a surgery and caused death
- Great failures and saves throughout his life
- Human fallibility
- Err from ignorance or ineptitude
- Balance recently shifted to ineptitude
- Legal clerical errors
- Training isn't the problem
- Unmanageable amount of know-how
- More than 13000 diseases/wounds
- 6000 drugs and 4000 medical procedures
- Med = art of managing extreme complexity
- Hundreds of diagnoses managed each year on average
- 178 patient actions per day in hospital, errors in 1%
- Have technology to monitor and control all body functions
- Line infections very common
- Super specialization in med
- Pilot checklist
- Too much airplane or medicine for one person to fly
- All or none process: missing one step fatal
- 4 vital signs
- Nursing has adopted checklists but not doctors
- Fixed central line infections at Johns Hopkins
- Dr. Pronovost Initiative
- Keystone Initiative
- 3 types of problems
- Simple: like baking cake
- Complicated: like sending rocket to moon
- Complex: like raising child (uniqueness)
- Complex have uncertain outcomes not solved by expertise
- We are besieged by simple problems; checklists help
- Also by complicated problems
- When to follow judgment vs. protocol
- Construction work: complicated
- Evolved like medicine
- But medicine still following "master builder" model which construction evolved beyond
- In medicine, care much less coordinated
- In construction, no margin for error
- Huge checklists and schedules of tasks hanging on walls in modern construction site, coordination across 16 trades
- Daily checks and communications across hundreds of people
- Can't rely on autonomy to deal with complications or unforeseen problems across 16 trades
- Rely on submittal schedule, another checklist
- Communications schedule for who to talk to who about what on which date
- Makes ppl talk on specific dates
- Wisdom of group not individuals
- Man fallible but maybe not men
- Merge all trades' floor plans to find conflicts in software called ClashDetective
- Flags issue for submittal schedule and emails relevant parties to talk
- ProjectCenter software allows anyone on site who spots problem to submit it with digital photo, emails parties, and adds check to schedule for it to be resolved
- Ppl given 3 days to confirm/approve and all tracked
- 5 million commercial buildings, 100 million low rise homes, 8 million high rise residences , in US
- Add 70K commercial and 1M new homes per year
- Very few errors or full collapses
- 20 serious building failures per yr (tiny percent)
- Forcing function
- Hurricane Katrina
- Communication breakdown and authority power struggle
- Push power out of the center to the periphery
- Needs different system than command and control
- Walmart stepped up and authorized managers to do what was right
- Efforts to dictate all steps from center fail
- Judgment enhanced by discipline and procedure
- Fine restaurant operations
- Recipes followed exactly and frequently updated
- Daily check meeting in kitchen
- Every plate quality checked
- Global surgery volume growing
- 230 mil per year
- Higher death rate
- 2500 different procedures
- 30% don't get properly timed antibiotic
- Pre-incision preflight checklist idea
- Checklist distributes power
- Anyone can stop procedure if not followed
- To deal with unexpected, force ppl to communicate at predetermined time
- Teamwork poor in surgery, unpredictable
- 1 in 8 don't know why doing procedure or where
- Checklist requires ppl to give each other their names
- Reduces nurse turnover and error rate
- Require 3 pause points in surgery
- Aviation checklists inspiration
- Normal checklist 3 pages plus 200 pages of checklists for non-normal situations
- Do-confirm checklist or read-do checklist like recipe
- Best if 5-9 items like working memory
- Pilot checklist at 3 points of takeoff including communication
- Checklist guided by cockpit computer
- Not meant to be comprehensive just swift help for experts
- In most fields we don't investigate failures because affects one person
- In aviation, failures make news and heavily investigated
- Use flight simulator to test checklist
- Findings incorporated immediately in new checklists and quickly save lives
- In medicine, findings take 17 yrs to be incorporated, huge deluge of medical research
- For surgery used do confirm format to give flexibility
- Must disperse authority
- 3 pause points: before anesthesia, before incision, after surgery
- Don't need to mark with check marks
- Had to eliminate a lot of checks to streamline
- Created safe surgery checklist
- 19 checks: 7 before anesthesia, 7 before incision, 5 after
- Did test in 8 international hospitals, very poor and wealthy
- Measured error rates before and after
- Checklist involved culture change
- Start by testing in one OR with senior staff, ppt, YouTube vids
- 3 month pilot study dropped infections and deaths by half
- Mix of ops unchanged
- Hawthorne effect of being observed? No because had been there before started checklist
- Improved teamwork
Ch. 8: The hero in age of checklist
- Investors incorporating formal checklists
- Portfolio managers, value investors
- Read broadly, look widely
- When get greedy over good opportunity, need discipline
- Buffett uses mental checklist
- Brain works against you to seduce and make you ignore downside
- Same signals in brain when found profit opportunity as when on cocaine
- Checklist delivers better financial performance
- Avoids risks
- Large resistance against checklists
- VC investment decisions studied
- Checklist driven VCs had better performance
- Feels beneath ppl to use checklist
- Doesn't match idea of heroism
- Hudson miracle due to following procedure
- Saved his patients many times
- Starting a business like construction and medicine
- How can checklists be used

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