| add_lists | Adding lists element-wise | 
| answer_check | Check answers of multiple choice questions | 
| baseline_table | Create a baseline table for a dataset. | 
| break_at | Generate breaks for histogram | 
| calculate_index | Calculate index based on conditions | 
| check_nonnum | Check elements that are not numeric | 
| classif_model_compare | Performance comparison of classification models | 
| combine_files | combine multiple data files into a single data frame | 
| cut_by | Convert Numeric to Factor | 
| df_view_nonnum | Show non-numeric elements in a data frame | 
| emp_colors | default color palette for 'clinpubr' plots | 
| extract_num | Extract numbers from string. | 
| fill_with_last | Fill NA values with the last valid value | 
| filter_rcs_predictors | Filter predictors for RCS | 
| first_mode | Calculate the first mode | 
| format_pval | Format p-value for publication | 
| formula_add_covs | Add covariates to a formula | 
| get_samples | Generate a sample of values from a vector and collapse them. | 
| get_valid | Get one valid value from vector. | 
| get_valid_subset | Get the subset that satisfies the missing rate condition. | 
| get_var_types | Get variable types for baseline table | 
| importance_plot | Importance plot | 
| interaction_plot | Plot interactions | 
| interaction_p_value | Calculate interaction p-value | 
| interaction_scan | Scan for interactions between variables | 
| mad_outlier | Mark possible outliers with MAD. | 
| max_missing_rates | Get the maximum missing rate of rows and columns. | 
| merge_ordered_vectors | Merging vectors while maintaining order | 
| na2false | Replace NA values with FALSE | 
| qq_show | QQ plot | 
| rcs_plot | Plot restricted cubic spline | 
| regression_basic_results | Basic results of logistic or Cox regression. | 
| regression_fit | Obtain regression results | 
| regression_forest | Forest plot of regression results | 
| regression_scan | Scan for significant regression predictors | 
| replace_elements | Replacing elements in a vector | 
| split_multichoice | Split multi-choice data into columns | 
| str_match_replace | Match string and replace with corresponding value | 
| subgroup_forest | Create subgroup forest plot. | 
| subject_view | Get an overview of different subjects in data. | 
| to_date | Convert numerical or character date to date. | 
| unit_standardize | Standardize units of numeric data. | 
| unit_view | Generate a table of conflicting units. | 
| unmake_names | Unmake names | 
| value_initial_cleaning | Preliminarily cleaning numerical string vectors | 
| vec2code | Generate code from string vector Generate the code that can be used to generate the string vector. |