# Survival Analysis with Subject-Specific (Case Weights) and Time-Dependent Weighting

## Documentation for package ‘weightedsurv’ version 0.1.0

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

add_legends | Add legends to KM plot
add_median_annotation | Add median annotation to KM plot
add_risk_table | Add risk table annotation to KM plot
calculate_risk_event_counts | Calculate risk set and event counts at time points
check_km_curve | Check KM curve for validity
check_results | Check and Compare Statistical Test Results
ci_cox | Confidence interval for Cox model estimate
count_weighted | Weighted counting process
cox_rhogamma | Weighted Cox Model with Rho-Gamma Weights
cox_rhogamma_resample | Resampling for Weighted Cox Model (rho, gamma)
cox_score_rhogamma | Cox score with rho-gamma weights
create_baseline_table | Create Baseline Characteristics Table by Treatment Arm
cumulative_rmst_bands | Cumulative RMST bands for survival curves
df_counting | Weighted and Stratified Survival Analysis
extract_and_calc_weights | Extract and calculate weights for multiple schemes
extract_group_data | Extract time, event, and weight data for a group
find_cox_root | Root-finding for Cox score function
format_pval | Format p-value for display
get_censoring_and_events | Get censoring and event times and their indices
get_dfcounting | Get df_counting results
get_event_risk_matrices | Event and Risk Matrices for Survival Analysis
get_riskpoints | Get risk set counts at specified risk points
get_validated_weights | Get validated weights for a data frame
get_weights | Get weights for a weighting scheme
kmq_calculations | Kaplan-Meier quantile calculation
KM_diff | Kaplan-Meier Difference Between Groups
KM_estimates | Kaplan-Meier Survival Estimates and Variance
KM_plot_2sample_weighted_counting | Plot Weighted Kaplan-Meier Curves for Two Samples (Counting Process Format)
km_quantile | Kaplan-Meier quantile and confidence interval
km_quantile_table | Table of KM quantiles for two groups
N_rhogamma | Weighted event count for Cox model
plotKM.band_subgroups | Plot Kaplan-Meier Survival Difference Curves with Subgroups and Confidence Bands
plot_km | Plot Kaplan-Meier curves
plot_km_confint_polygon | Plot confidence interval polygon for KM curve
plot_km_curves_counting | Plot KM curves for two groups with optional confidence intervals and censoring marks
plot_weighted_km | Plot weighted Kaplan-Meier curves
plot_weight_schemes | Plot weight schemes for survival analysis
resampling_survival | Resampling Survival Curves for Confidence Bands
risk_weighted | Weighted risk set
safe_run | Safe execution wrapper
score_calculation | Score calculation for weighted Cox model
validate_input | Validate required columns in a data frame
validate_scheme_params | Validate weighting scheme parameters
wlr_cumulative | Weighted log-rank cumulative statistics
wlr_dhat_estimates | Weighted Log-Rank and Difference Estimate at a Specified Time
wt.rg.S | Compute Time-Dependent Weights for Survival Analysis