## Overview

Convenience utilities for formatting and summarizing data for outcomes research.

### paste_

Functions such as `paste_freq()`

and `paste_mean()`

, which return formatted statistics for writing.

### calc_

Convenience functions for frequently used calculations, such as the duration of time between two date objects with `calc_duration()`

.

### cusum_

Functions which take a dichotomous procedure outcome and return prepared data for producing CUSUM curves. Available options range from simple cumulative sum of failures with `cusum_failure()`

to risk-adjusted sequential probability ratio tests with `cusum_sprt()`

.

### test_

Simple null hypothesis testing of stratified continuous or nominal data with the `test_hypothesis()`

function. Returns a list containing test results.