Module 14. Data entry and cleaning

Ensuring the quality of data

Processed for data entry, examples of data entry software and management of the database

Cleaning and processing data to finalize the database for analysis


Confidence in survey results is heavily dependent on the quality of data collection and analysis. Data quality is affected by such factors as database design, data entry, cleaning and processing. There is usually an expert subcommittee to manage and provide oversight for tasks related to data management and analysis. More information is provided in Box 8.2 of Module 8, Survey supervision and personnel and in Module 15: Data processing and analysis.