nutrients: Nutrient data
In mev: Modelling of Extreme Values

nutrients

R Documentation

Nutrient data

Description

Interview component of survey 'What we eat in America'. These are extracted from the 2015–2016 National Health and Nutrition Examination Survey (NHANES, https://wwwn.cdc.gov/nchs/nhanes/Default.aspx) report and consist of the total nutrients for all food and beverage intake ingested over a 24 hours period.

Usage

nutrients

Format

A data frame with 9544 rows and 38 variables:

prot: proteins (in grams)
carb: carbonhydrate (in gram)
sugr: total sugars (in gram)
fibe: dietary fibers (in grams)
tfat: total fat (in grams)
sfat: saturated fat (in grams)
mfat: monounsaturated fat (in grams)
pfat: polyunsaturated fat (in grams)
chol: cholesterol (in milligrams)
atoc: vitamin E as alpha-tocopherol (in milligrams)
ret: retinol (in micrograms)
vara: Vitamin A as retinol activity equivalents (in micrograms).
acar: alpha-carotene (in micrograms)
bcar: beta-carotene (in micrograms)
cryp: beta-cryptoxanthin (in micrograms)
lyco: lycopene (in micrograms)
lz: lutein and zeaxanthin (in micrograms).
vb1: thiamin (vitamin B1, in milligrams)
vb2: riboflavin (vitamin B2, in milligrams)
niac: niacin (in milligrams)
vb6: vitamin B5 (in milligrams)
fola: total folate (in micrograms)
fa: folic acid (in micrograms)
ff: food folate (in micrograms)
chl: total choline (in milligrams)
vb12: vitamin B12 (in micrograms)
vc: vitamin C (in milligrams)
vd: vitamin D (comprising D2 and D3, in micrograms)
vk: vitamin K (in micrograms)
calc: calcium (in milligrams)
phos: phosphorus (in milligrams)
magn: magnesium (in milligrams)
iron: iron (in milligrams)
zinc: zinc (in milligrams)
copp: copper (in milligrams)
sodi: sodium (in milligrams)
pota: potassium (in milligrams)
sele: selenium (in micrograms)

Details

Note that the sample design oversampled specific population targets and that only respondants are provided. The website contains more information about sampling weights. There are multiple missing records.