Survival Analysis Practice Codes

This version of the scripts and explanations contain Survival analysis: KM curves, Cox PH models, AFT models; Time-varying covariates and PH assumption testing; Residual diagnostics and model validation; Tidyverse-based data processing and broom-style model outputs; Clean modular RMarkdown structure for reproducibility; Tidy tables (gt), visualizations (ggplot2), and interpretive scientific writing