bruce s. kristal, phd dept of neurosurgery, brigham and women’s hospital

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Bruce S. Kristal, PhD Bruce S. Kristal, PhD Dept of Neurosurgery, Brigham and Women’s Dept of Neurosurgery, Brigham and Women’s Hospital Hospital Dept of Surgery, Harvard Medical School Dept of Surgery, Harvard Medical School Long-Range Disease Risk Prediction – Long-Range Disease Risk Prediction – Algorithmic Information Fusion in a Life Algorithmic Information Fusion in a Life and Death Environment and Death Environment

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Long-Range Disease Risk Prediction – Algorithmic Information Fusion in a Life and Death Environment. Bruce S. Kristal, PhD Dept of Neurosurgery, Brigham and Women’s Hospital Dept of Surgery, Harvard Medical School. Industry Affiliations (Disclosure per Partners Healthcare policy): - PowerPoint PPT Presentation

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Page 1: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Bruce S. Kristal, PhD Bruce S. Kristal, PhD

Dept of Neurosurgery, Brigham and Women’s HospitalDept of Neurosurgery, Brigham and Women’s Hospital

Dept of Surgery, Harvard Medical SchoolDept of Surgery, Harvard Medical School

Long-Range Disease Risk Prediction – Algorithmic Long-Range Disease Risk Prediction – Algorithmic Information Fusion in a Life and Death EnvironmentInformation Fusion in a Life and Death Environment

Page 2: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Industry Affiliations

(Disclosure per Partners Healthcare policy):

Related

ThermoFisher: My lab has an LTQ-Orbitrap, we beta-test SIEVE, some work done in collaboration.

I also collaborated for years with ESA, Inc (~1995-2005), which has since been acquired by ThermoFisher. Ongoing discussions

Unrelated:

Additional consulting: Mead Johnson (Consultant, inactive), MARS Petcare UK (consultant, inactive), Kelloggs (also, gift)

Metabolon/Metabolomics: Consultant/Equity, Post-sales Royalties

(IP agreements for ten patents via/Cornell Med)

Page 3: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

““Caloric Intake” and DiseaseCaloric Intake” and Disease

Humans: Humans:

Increased BMI associated with Increased BMI associated with increased risk of neoplasia, type II increased risk of neoplasia, type II diabetes, cardio- and cerebro-vascular diabetes, cardio- and cerebro-vascular disease …disease …

Laboratory Rodents: Laboratory Rodents:

Low calorie diets increase longevity Low calorie diets increase longevity and delay morbidity and delay morbidity

Page 4: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Definitions:Definitions:• Obesity: Body Mass Index (BMI) of 30 or Obesity: Body Mass Index (BMI) of 30 or

higher.higher.

• Body Mass Index (BMI): A measure of an Body Mass Index (BMI): A measure of an adult’s weight in relation to his or her height, adult’s weight in relation to his or her height, specifically the adult’s weight in kilograms specifically the adult’s weight in kilograms divided by the square of his or her height in divided by the square of his or her height in meters.meters.

Obesity Obesity TrendsTrends Among U.S. Adults Among U.S. Adults Between 1985 and 2010Between 1985 and 2010

Page 5: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Obesity Obesity TrendsTrends Among U.S. Adults Among U.S. Adults Between 1985 and 2010Between 1985 and 2010

Source of the data:• The data shown in these maps were collected

through CDC’s Behavioral Risk Factor Surveillance System (BRFSS). Each year, state health departments use standard procedures to collect data through a series of telephone interviews with U.S. adults. Height and weight data are self-reported.

• Prevalence estimates generated for the maps may vary slightly from those generated for the states by BRFSS (http://aps.nccd.cdc.gov/brfss) as slightly different analytic methods are used.

Page 6: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1985

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14%

Page 7: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1986

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14%

Page 8: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1987

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14%

Page 9: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1988

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14%

Page 10: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1989

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14%

Page 11: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1990

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14%

Page 12: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1991

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19%

Page 13: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1992

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19%

Page 14: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1993

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19%

Page 15: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1994

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19%

Page 16: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1995

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19%

Page 17: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1996

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19%

Page 18: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1997

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% ≥20%

Page 19: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1998

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% ≥20%

Page 20: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 1999

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% ≥20%

Page 21: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2000

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% ≥20%

Page 22: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2001

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% ≥25%

Page 23: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

Obesity Trends* Among U.S. AdultsBRFSS, 2002

No Data <10% 10%–14% 15%–19% 20%–24% ≥25%

Page 24: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2003

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% ≥25%

Page 25: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2004

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% ≥25%

Page 26: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2005

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% 25%–29% ≥30%

Page 27: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2006

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% 25%–29% ≥30%

Page 28: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2007

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% 25%–29% ≥30%

Page 29: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2008

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% 25%–29% ≥30%

Page 30: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2009

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% 25%–29% ≥30%

Page 31: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

Obesity Trends* Among U.S. AdultsBRFSS, 2010

(*BMI ≥30, or ~ 30 lbs. overweight for 5’ 4” person)

No Data <10% 10%–14% 15%–19% 20%–24% 25%–29% ≥30%

Page 32: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Source: Behavioral Risk Factor Surveillance System, CDC.

2000

Obesity Trends* Among U.S. AdultsBRFSS, 1990, 2000, 2010

(*BMI 30, or about 30 lbs. overweight for 5’4” person)

2010

1990

No Data <10% 10%–14% 15%–19% 20%–24% 25%–29% ≥30%

Page 33: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

• In 1990, among states participating in the Behavioral Risk Factor Surveillance System, 10 states had a prevalence of obesity less than 10% and no state had prevalence equal to or greater than 15%.

• By 2000, no state had a prevalence of obesity less than 10%, 23 states had a prevalence between 20–24%, and no state had prevalence equal to or greater than 25%.

• In 2010, no state had a prevalence of obesity less than 20%. Thirty-six states had a prevalence equal to or greater than 25%; 12 of these states (Alabama, Arkansas, Kentucky, Louisiana, Michigan, Mississippi, Missouri, Oklahoma, South Carolina, Tennessee, Texas, and West Virginia) had a prevalence equal to or greater than 30%.

Page 34: Bruce S. Kristal, PhD  Dept of Neurosurgery, Brigham and Women’s Hospital

Citations

• Mokdad AH, et al. The spread of the obesity epidemic in the United States, 1991–1998. JAMA 1999;282:16:1519–22.

• Mokdad AH, et al. The continuing epidemics of obesity and diabetes in the United States. JAMA 2001;286:10:1519–22.

• Mokdad AH, et al. Prevalence of obesity, diabetes, and obesity-related health risk factors, 2001. JAMA 2003;289:1:76–9.

• CDC. State-specific prevalence of obesity among adults — United States, 2005. MMWR 2006;55(36):985–8.

• CDC. State-specific prevalence of obesity among adults — United States, 2007. MMWR 2008;57(28):765–8.

• CDC. Vital signs: State-specific prevalence of obesity among adults — United States, 2009. MMWR 2010;59:1–5.