# Ex Post Survey Data Harmonization

## Documentation for package ‘retroharmonize’ version 0.2.7

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

## Help Pages

as_character | Coercion methods for labelled survey vectors
as_factor | Coercion methods for labelled survey vectors
as_labelled_spss_survey | Labelled to labelled_spss_survey
as_numeric | Coercion methods for labelled survey vectors
codebook_surveys_create | Create a survey codebook
codebook_waves_create | Create a survey codebook
collect_na_labels | Collect labels from metadata file
collect_val_labels | Collect labels from metadata file
concatenate | Concatenate haven_labelled_spss vectors
create_codebook | Create a survey codebook
crosswalk | Crosswalk and harmonize surveys
crosswalk_surveys | Crosswalk and harmonize surveys
crosswalk_table_create | Validate a crosswalk table
document_surveys | Document survey lists
document_survey_item | Document survey item harmonization
document_waves | Document survey lists
format.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
harmonize_na_values | Harmonize na_values in haven_labelled_spss
harmonize_survey_values | Harmonize values in surveys
harmonize_survey_variables | Read a survey from a CSV file
harmonize_values | Harmonize the values and labels of labelled vectors
harmonize_var_names | Harmonize the variable names of surveys
harmonize_waves | Harmonize values in surveys
is.crosswalk_table | Validate a crosswalk table
is.labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
is.na.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
is.survey | Create a survey data frame
is.survey_df | Create a survey object
labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
labelled_spss_survey_coercion | Coercion methods for labelled survey vectors
label_normalize | Normalize value and variable labels
levels.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
mean.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
median.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
merge_surveys | Merge surveys
merge_waves | Merge surveys
metadata_create | Create a metadata table from several surveys
metadata_survey_create | Create a metadata table
metadata_waves_create | Create a metadata table from several surveys
names<-.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
na_range_to_values | Harmonize SPSS-style missing value ranges
print.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
print.survey_df | Create a survey object
pull_survey | Pull a survey from a survey list
quantile.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
read_csv | Read csv file
read_dta | Read Stata DTA files ('.dta') files
read_rds | Read rds file
read_spss | Read SPSS ('.sav', '.zsav', '.por') files. Write '.sav' and '.zsav' files.
retroharmonize | retroharmonize: Retrospective harmonization of survey data files
subset_save_surveys | Subset and optionally harmonize surveys
subset_surveys | Subset and optionally harmonize surveys
subset_waves | Subset and optionally harmonize surveys
sum.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
summary.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
summary.survey | Create a survey data frame
survey | Create a survey data frame
survey_df | Create a survey object
val_label_normalize | Normalize value and variable labels
var_label_normalize | Normalize value and variable labels
weighted.mean.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance
[.retroharmonize_labelled_spss_survey | Labelled SPSS-style vectors with survey provenance