ADdata: R-objects related to metabolomics data on patients with...

In rags2ridges: Ridge Estimation of Precision Matrices from High-Dimensional Data

R-objects related to metabolomics data on patients with Alzheimer's Disease

Description

ADdata contains 3 objects related to metabolomics data on patients with Alzheimer's Disease (AD).

Details

ADmetabolites is a matrix containing metabolic expressions of 230 metabolites (rows) on 127 samples (columns).

sampleInfo is a data.frame containing information on the samples. Information pertains to diagnosis: AD class 1 or AD class 2.

variableInfo is a data.frame containing information on the metabolic features. Information pertains to compound families: Amines, organic acids, lipids, and oxidative stress compounds.

See description.

Author(s)

Carel F.W. Peeters <[e-mail]>

Source

de Leeuw, F., Peeters, C.F.W., Kester, M.I., Harms, A.C., Struys, E., Hankemeijer, T., van Vlijmen, H.W.T., van Duijn, C.M., Scheltens, P., Demirkan, A., van de Wiel, M.A., van der Flier, W.M., and Teunissen, C.E. (2017). Blood-based metabolic signatures in Alzheimer's Disease. Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring, 8: 196-207.

Examples

data(ADdata)

## Look at sample information
sampleInfo

## Look at feature information
variableInfo

rags2ridges documentation built on Oct. 14, 2023, 5:06 p.m.