BICadj                  Ways to compare SITAR models for fit
LMS2z                   Convert to/from measurement from/to z-score
                        with growth reference
LMSfit                  Estimate LMS curves from tabulated growth
                        reference centiles
anova.sitar             Compare Likelihoods of Fitted SITAR Objects
apv_se                  Bootstrap standard errors for SITAR peak
                        velocity and age at peak velocity
berkeley                The Berkeley Child Guidance Study
bupdate                 Update the b fixed effect to minimise the b-c
                        random effect correlation
cLMS                    LMS conversion to and from z-scores
cdc2000                 The CDC 2000 growth reference
codeplot                Plot and zap velocity outliers in growth curves
deren                   Deren prevalence data on child thinness,
                        overweight and obesity
dfpower                 Tabulate BIC of SITAR models by degrees of
                        freedom, fixed effects and xy power
                        transformations
dfset                   Find degrees of freedom for a natural spline
                        curve to minimise BIC or AIC
funcall                 Function call with optional inverse
getDV                   Extract individual estimates of peak velocity
                        and age at peak velocity
getData.sitar           Extract elements of fitted SITAR models
getPeakTrough           Identify peak or trough on curve
heights                 Serial heights measured in 12 girls
ifun                    Invert an expression defining a data
                        transformation
iotf                    IOTF international body mass index reference
mplot                   Plot multiple growth curves
ob_convertr             Convert between IOTF, WHO and CDC prevalence
                        rates for child thinness, overweight and
                        obesity
optimal_design          Optimal design for growth reference centile
                        studies
pdLMS                   Plot frequency distributions(s) for given L, M
                        and S values in LMS method
plot.sitar              Plot SITAR model
plotclean               Plot multiple growth curves to identify
                        outliers
predict.sitar           Predict SITAR model
print.sitar             Print SITAR model
print.summary.sitar     Print summary of SITAR model
recalib                 Recalibrate x, y data using SITAR random
                        effects
sitar                   Fit SITAR growth curve model
sitar-package           SITAR (SuperImposition by Translation And
                        Rotation) growth curve analysis
subsample               Sample from SITAR dataset
summary.sitar           Create summary of SITAR model
timegap                 Select equally spaced ages from a vector of
                        ages
uk90                    UK 1990 growth reference
ukwhopt                 UK-WHO growth reference including preterm
ukwhoterm               UK-WHO growth reference omitting preterm data
velout                  Identify outliers with abnormal velocity in
                        growth curves
who06                   The WHO 2006 growth standard
who0607                 The WHO 2006 growth standard and WHO 2007
                        growth reference
xaxsd                   Par args xaxs and yaxs option d
xyadj                   Adjust x and y variables for SITAR random
                        effects
z2cent                  Express z-scores as centile character strings
                        for plotting
