Super Imposition by Translation and Rotation Growth Curve Analysis

anova.sitar | Compare Likelihoods of Fitted SITAR Objects |

apv_se | Bootstrap standard errors for SITAR peak velocity and age at... |

berkeley | The Berkeley Child Guidance Study |

BICadj | Ways to compare SITAR models for fit |

bupdate | Update the b fixed effect to minimise the b-c random effect... |

cLMS | LMS conversion to and from z-scores |

codeplot | Plot and zap velocity outliers in growth curves |

dfpower | Tabulate BIC of SITAR models by degrees of freedom and xy... |

dfset | Find degrees of freedom for a natural spline curve to... |

funcall | Function call with optional inverse |

getData.sitar | Extract elements of fitted SITAR models |

getPeakTrough | Identify peaks and troughs of curve |

heights | Serial heights measured in 12 girls |

ifun | Invert an expression defining a data transformation |

lms2z | Convert to/from measurement from/to z-score with growth... |

LMSfit | Estimate LMS curves from tabulated growth reference centiles |

mplot | Plot multiple growth curves |

pdLMS | Plot frequency distributions(s) for given L, M and S values... |

plotclean | Plot multiple growth curves to identify outliers |

plot.sitar | Plot SITAR model |

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... |

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 |

velout | Identify outliers with abnormal velocity in growth curves |

who06 | The WHO 2006 growth standard |

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 |

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