Package index • pppower

Core power & sample size

power_ppi_mean(): Power or required sample size for the PPI++ mean estimator
power_ppi_ttest(): Power for PPI++ two-sample t-test (difference in means)
power_ppi_paired(): Power for PPI++ paired t-test (within-subject differences)
power_ppi_ttest_binary(): Power for PPI++ two-sample test with binary outcomes (sens/spec input)
power_ppi_paired_binary(): Power for PPI++ paired test with binary outcomes
power_ppi_regression(): Power or required sample size for PPI++ regression contrast
power_ppi_2x2(): Power or required sample size for a 2x2 table with PPI++ surrogates

simulate_ppi_mean(): Monte Carlo power for the PPI++ mean estimator
simulate_ppi_ttest_binary(): Monte Carlo power for binary two-sample PPI++ test
simulate_crossfit_data(): Simulate cross-fitted predictive data

power_curve_mean(): Power curve for the PP mean estimator
power_curve_mean_dgp(): Power curve for PPI mean with supplied population moments
type1_error_curve_mean(): Type I error curve for the PP mean estimator
type1_error_curve_mean_dgp(): Type I error and power curve for the PPI mean estimator
plot_type1_error_curve(): Plot Type I error curves

binary_moments_from_sens_spec(): Moments for binary outcome/prediction pairs from sensitivity/specificity
resolve_ppi_variances(): Resolve PP variance components from metrics
compute_ppi_blocks(): Construct Hessian/Fisher and Covariance Blocks for PPI/PPI++ Regression
theme_pppower(): Publication-ready ggplot2 theme for pppower
save_pppower_figure(): Save a ggplot figure in PDF and/or PNG formats
ppi_mean_test(): PPI++ One-Sample Mean Test
ppi_paired_test(): PPI++ Paired t-Test
ppi_ttest(): PPI++ Two-Sample t-Test

Soft-deprecated shims; use the renamed functions above.

simulate_power_ppi_mean() power_ppi_pp_mean() power_ppi_pp_paired() power_ppi_pp_paired_binary() n_required_ppi_pp_paired() power_ppi_pp_ttest() power_ppi_pp_ttest_binary() simulate_power_ppiplus_mean() simulate_power_ppi_pp_ttest_binary() n_required_ppi_pp(): Deprecated functions in pppower
simulate_power() soft-deprecated: Monte Carlo vs. analytical power for PPI / PPI++ mean estimation