2. Lifestyle Trends in US
• Evaluation of trends in dietary intake
• NHANES data used from 1971-2000 and 2007-2008
• Intake trends of energy, protein, carbohydrates, fat and
saturated fat evaluated
• Physical activity trends in the US
• Prevalence of no leisure time
• Physical activity
3. WHAT WE EAT IN AMERICA
What We Eat in America (WWEIA), NHANES is a
national food survey conducted as a partnership
between the U.S. Department of Health and Human
Services (DHHS) and the U.S. Department of
Agriculture (USDA). WWEIA represents the
integration of two nationwide surveys - USDA's
Continuing Survey of Food Intakes by Individuals
(CSFII) and HHS' NHANES. The two surveys were
integrated in 2002.
4. Intake Energy Trends in Adults
Energy: from (1977-2000)-(2007-2008) and (2009-2010)
• For men, average energy trend;
• 1977 = 2450kcals
• 2000= 2618 kcals
• 2007-2008=2593 kcals
• 2009-2010 = 2512 kcals
• For women, average intake trend:
• 1977 = 1542 kcals
• 2000 = 1877 kcals
• 2007-2008 =1803 kcals
• 2009-2010 = 1778 kcals
5. Intake Trends for US Adults
Carbohydrates: from 1971-2000 – (2007-2008) and
2009-2010
• For men, the % of kcals from CHO trend:
• 1971 =42.4%
• 2000 = 49.0%
• 2007-2008 = 47.9%
• 2009- 2010 = 47.1%
• For women, the % of kcals from CHO
• 1977 = 45.4%
• 2000 = 51.6%
• 2007-2008 = 50.5%
• 2009-2010 – 50.3 %
6. Intake Trends of US Adults
Fat: from 1971-2000 –(2009-2010)
• For men, the % of kcals from fat:
• 1971 = 36.9%
• 2000 = 32.8%
• 2007-2008 = 33.6%
• 2009-2010 = 33.4%
• For women, the % of kcals from fat
• 1971 = 36.1%
• 2000 = 32.8%
• 2007-2008 = 33.5%
2009-2010 = 33.4%
7. Intake Trends of US Adults
Saturated Fat: from 1971-2000-(2009-2010)
• For men, the % of kcals from Sat fat:
• 1971 = 13.5%
• 2000 = 10.9%
• 2007-2008 = 11%
• 2009-2010= 11%
• For women, the % of kcals from Sat fat
• 1971= 13.0%
• 2000 = 11.0%
• 2007-2008 = 11.1%
• 2009 – 2010 = 11%
8. Intake Trends of US Adults
Protein: from 1971-2000 – (2009-2010)
• For men, the % of kcals from protein:
• 1971 =16.5%
• 2000 = 15.5%
• 2007-2008 = 15.2%
• 2009-2010 = 15.7%
• For women, the % of kcals from protein
• 1971 = 16.9%
• 2000 = 15.1%
• 2007-2008 =15.5%
• 2009-2010 = 15.3%
9. Summary of Intake Trends in US Adults
From 1971 to 2009-2010:
• There was an increase in calories from for both men and
women. Carbohydrate intake increased; protein intake
slightly increased; fat and sat fat intake decreased.
From 2000 to 2009-2010:
• There was a decrease in calories in both men and women.
Carbohydrate intake decreased; fat, sat fat and protein intake
increased.
From 2007-2008 to 2009-2010
There was a decrease in calories in both men and women.
Carbohydrate intake decreased; fat, decreased sat fat
remained the same and protein intake increased for men and
decreased for women.
10. Data from the National Health and
Nutrition Examination Survey, 1999–
2010 Key Findings:
Caloric intakes for most of the age groups decreased
between 1999–2000 and 2009–2010.
The percentage of total kilocalories from protein generally
increased for children and adolescents except for non-
Hispanic black girls.
The percentage of total kilocalories from carbohydrate
decreased for non-Hispanic white boys and girls and for
non-Hispanic black boys.
The percentage of total kilocalories from total fat or
saturated fat for children and adolescents changed very
little.
11. Data from the National Health and
Nutrition Examination Survey, 1999–
2010
12. Shifts in Dietary patterns in the
United States
Relative prices of more
healthful foods have
increased faster than prices
for less healthful foods.
Increased portion size
Increased consumption of
processed foods typically
higher in sodium
Increased schools vending
and a la carte foods
CDC, Winnable Battles