Export Data

The Export Data page provides bulk downloads of all collected survey data.

Data export page with format selection

Export formats

SALT offers three formats:

Format	Description
Long Format	One row per question-response pair. Suitable for analysis tools that expect tidy data.
Wide Format	One row per participant, one column per variable. Suitable for SPSS, Stata, or R data frames.
RDS Format	Wide format with additional columns formatted for input to RDS estimators.

Select a format and click Download CSV.

The download includes all surveys, questions, rapid test results, lab results, payment information, and metadata across all facilities.

Variable naming conventions

Export information panel showing variable prefixes

Prefix	Variables
`q_`	Question responses (keyed by short name, e.g. `q_age`, `q_sex`)
`meta_`	Metadata: participant ID, facility, upload timestamp, survey version
`device_`	Device information: tablet ID, app version
`rapid_`	Rapid test results (e.g. `rapid_hivrapid`, `rapid_syprapid`)
`lab_`	Laboratory test results (e.g. `lab_HIVCONFIRM`, `lab_CD4`)
`pay_`	Payment information: amount, type, audit status
`coupon_`	Coupon chain data: recruiter ID, coupon code used
`sample_collected`	Whether a biological sample was collected

Click Download Consent PDF to download a PDF containing all consent records. Consent records include the participant ID, facility, date, and any consent-related survey responses.

Payment records

Click Download Payment CSV to download a CSV of all payment records, including recruitment payments. This is useful for financial audit and programme reporting.

Edit log

The Edit Data page has a Download Edit Log button that provides a full audit trail of all edits and soft-deletions applied to collected data.

Filtering

The export currently includes data across all facilities and all time. To filter by facility or date range, use R or another analysis tool on the downloaded CSV, or use the Quarto-based Reports engine to generate filtered outputs.