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breathtestcore  

Core Functions to Read and Fit 13c Time Series from Breath Tests
View on CRAN: Click here


Download and install breathtestcore package within the R console
Install from CRAN:
install.packages("breathtestcore")

Install from Github:
library("remotes")
install_github("cran/breathtestcore")

Install by package version:
library("remotes")
install_version("breathtestcore", "0.8.11")



Attach the package and use:
library("breathtestcore")
Maintained by
Dieter Menne
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2017-05-11
Latest Update: 2025-01-08
Description:
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'. Methods to fit breath test curves with Bayesian Stan methods are refactored to package 'breathteststan'. For a Shiny GUI, see package 'dmenne/breathtestshiny' on github.
How to cite:
Dieter Menne (2017). breathtestcore: Core Functions to Read and Fit 13c Time Series from Breath Tests. R package version 0.8.11, https://cran.r-project.org/web/packages/breathtestcore. Accessed 02 Nov. 2026.
Previous versions and publish date:
(2026-07-13 15:10), 0.3.0 (2017-05-11 10:18), 0.4.0 (2017-10-13 23:01), 0.4.1 (2018-04-25 22:11), 0.4.5 (2018-10-17 15:10), 0.4.6 (2018-12-18 10:10), 0.5.0 (2020-03-01 11:40), 0.6.0 (2020-03-22 03:50), 0.8.0 (2020-07-14 15:20), 0.8.1 (2021-04-22 11:50), 0.8.4 (2022-04-07 15:42), 0.8.6 (2023-02-13 15:00), 0.8.7 (2024-01-24 16:02), 0.8.8 (2024-12-03 16:40), 0.8.9 (2025-01-08 10:20), 0.8.10 (2025-10-28 12:20)
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