Man pages for ItemRest
Automated Item Removal Strategies for Exploratory Factor Analysis

cor_matrix_customCalculate a correlation matrix.
descriptive_statsCalculate basic descriptive statistics for a dataset.
determine_n_factorsDetermine the number of factors using Parallel Analysis.
efa_customRun a custom EFA.
get_combinationsGenerate combinations of items to remove.
howardCheck for cross-loading using Howard and Costello & Osborne...
identify_problem_itemsIdentify problematic items (low-loading or cross-loading).
itemrestEvaluate Item Removal Strategies for Exploratory Factor...
print.itemrest_resultPrint method for 'itemrest_result' class
sort_item_idsSort item IDs numerically.
test_removalsTest removal strategies and build a summary table.
ItemRest documentation built on April 13, 2026, 5:07 p.m.