Core Functions to Read and Fit 13c Time Series from Breath Tests

Reads several formats of 13C data (IRIS/Wagner, BreathID) and CSV. Creates artificial sample data for testing. Fits Maes/Ghoos, Bluck-Coward self-correcting formula using 'nls', 'nlme'. See Bluck L J C and Coward W A 2006 . Methods to fit breath test curves with Bayesian Stan methods are refactored to package 'breathteststan'. For a Shiny GUI, see package 'dmenne/breathtestshiny', currently on github only.


Reference manual

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0.4.0 by Dieter Menne, a month ago

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Authors: Dieter Menne [aut, cre], Menne Biomed Consulting Tuebingen [cph], Benjamin Misselwitz [fnd], Mark Fox [fnd], Andreas Steingoetter [dtc], University Hospital of Zurich, Dep. Gastroenterology [fnd, dtc]

Documentation:   PDF Manual  

GPL-3 license

Imports nlme, MASS, stringr, dplyr, purrr, readr, tibble, methods, readxl, assertthat, broom, tidyr, ggplot2, ggfittext, signal, utils, multcomp, xml2

Suggests testthat, covr, knitr, survival, gridExtra

System requirements: pandoc

Imported by breathteststan.

See at CRAN