Epidemiology Tools
Age standardization by direct method, with exact confidence intervals
Age standardization by indirect method, with exact confidence interval...
Convert date-time object into hour units
Convert dates into months of the year for plotting epidemic curves
Convert dates object in 'disease week' for plotting epidemic curves
Confidence intervals for binomial counts or proportions
Display and create ColorBrewer palettes
Plots R's 657 named colors for selection
Construct an epidemic curve
Convert dates into multiple legible formats
Epidemiologic tabulation for a cohort or case-control study
Create r x c contigency table (exposure levels vs. binary outcome)
Expand contingency table into individual-level data set
Expected values in a table
Convert a julian date into standard a date format
Implements product-limit (Kaplan-Meier) method
Odds ratio estimation and confidence intervals
Odds ratio estimation and confidence intervals using mid-p method
odds ratio test for independence (p value) for a 2x2 table
Confidence intervals for Poisson counts or rates
Obtain unbiased probability ratios from logistic regression models
Comparative tests of independence in rx2 rate tables
Rate ratio estimation and confidence intervals
Create r x 2 count and person-time table for calculating rates
Risk ratio estimation and confidence intervals
Comparative tests of independence in rx2 contigency tables
Marginal totals of a table
Tools for training and practicing epidemiologists including methods for two-way and multi-way contingency tables.