AEA RCT Registry

Field	Before	After
Last Published	March 10, 2025 03:47 PM	April 03, 2025 11:42 AM
Sample size (or number of clusters) by treatment arms	Live outbound call from a Navigator 13,500 households Pre-recorded outbound call (45% of the sample) ~58,000 households No-outreach control arm ~58,000 households	Live outbound call from a Navigator 26,250 households Pre-recorded outbound call (45% of the sample) ~58,000 households No-outreach control arm ~42,250 households
Power calculation: Minimum Detectable Effect Size for Main Outcomes	Based on this sample size and the projected division of households across treatment arms, the study will have 80% power to detect impacts of the live call on Medicaid coverage within 6 months as small as 1.3 percentage points, impacts of the pre-recorded call as small as 0.8 percentage points, and differences between the live and pre-recorded calls as small as 1.3 percentage points.	Based on this sample size and the projected division of households across treatment arms, the study will have 80% power to detect impacts of the live call on Medicaid coverage within 6 months as small as 1.1 percentage points, impacts of the pre-recorded call as small as 0.9 percentage points, and differences between the live and pre-recorded calls as small as 1.0 percentage points.

Field	Before	After
Document		Pre-analysis plan v04032025.docx MD5: SHA1:

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