Analysis of Agreement in Method Comparison Studies

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Documentation for package ‘MethComp’ version 1.30.2

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abconv Derive linear conversion coefficients from a set of indeterminate coefficients
AltReg Estimate in a method comparison model with replicates
Ancona Data from a rating experiment of recorgnizing point counts.
BA.est Bias and variance components for a Bland-Altman plot.
BA.plot Bland-Altman plot of differences versus averages.
bothlines Add regression lines to a plot
cardiac Measurement of cardiac output by two different methods.
CardOutput Measurements of Cardiac output.
check.MCmcmc Functions to graphically assess the convergence of the MCMC-simulation in a MCmcmc object
check.trans Functions to handle transformations of measurement results.
choose.trans Functions to handle transformations of measurement results.
corr.measures Classical association measures
DA.reg Make a regression of differences on averages
DA2y Convert DA to (classical) regression
Deming Regression with errors in both variables (Deming regression)
ends Function to identify the extremes of a vector
Enzyme Enzyme activity data
fat Measurements of subcutaneous and visceral fat
glucose Glucose measurements by different methods
has.repl Manipulate the replicate numbering within (item,method)
hba.MC A MCmcmc object from the hba1c data
hba1c Measurements of HbA1c from Steno Diabetes Center
make.repl Manipulate the replicate numbering within (item,method)
MCmcmc Fit a model for method comparison studies using WinBUGS
Meth Create a Meth object representing a method comparison study
Meth.sim Simulate a dataframe containing replicate measurements on the same items using different methods.
MethComp Summarize conversion equations and prediction intervals between methods.
middle Function to identify the middle of a vector
milk Measurement of fat content of human milk by two different methods.
ox Measurement of oxygen saturation in blood
ox.MC A MCmcmc object from the oximetry data.
pairs.MCmcmc Create a pairs plot for an MCmcmc object
PBreg Passing-Bablok regression
PEFR Peak Expiratory Flow Rate (PEFR) measurements with Wright peak flow and mini Wright peak flow meter.
perm.repl Manipulate the replicate numbering within (item,method)
plot.MCmcmc Plot estimated conversion lines and formulae.
plot.Meth Bland-Altman plot of differences versus averages.
plot.MethComp Summarize conversion equations and prediction intervals between methods.
plot.PBreg Bland-Altman plot of differences versus averages.
plot.VarComp Bland-Altman plot of differences versus averages.
plvol Measurements of plasma volume measured by two different methods.
post.MCmcmc Functions to graphically assess the convergence of the MCMC-simulation in a MCmcmc object
predict.PBreg Predict results from PBreg object
print.MCmcmc Print a MCmcmc object
print.PBreg Passing-Bablok regression
rainman Perception of points in a swarm
sample.Meth Sample Meth object with replacement
sbp Systolic blood pressure measured by three different methods.
sbp.MC A MCmcmc object from the sbp data
scint Relative renal function by Scintigraphy
subset.MCmcmc Subset an MCmcmc object
summary.MCmcmc Summary
summary.Meth Summary for Meth obect
TDI Compute Lin's Total deviation index
to.long Functions to convert between long and wide representations of data
to.wide Functions to convert between long and wide representations of data
trace.MCmcmc Functions to graphically assess the convergence of the MCMC-simulation in a MCmcmc object
VitCap Merits of two instruments designed to measure certain aspects of human lung function (Vital Capacity)
y2DA Convert DA to (classical) regression