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PrEgabalin for Treatment Resistant generalised Anxiety disorder: statistical analysis plan for a randomised controlled trial

Lewis, G.; Freemantle, N.; Dehbi, H.-M.; Clarke, C.; Bordea, E.

2026-09-04 psychiatry and clinical psychology
10.64898/2026.09.01.26359217 medRxiv
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This document describes the Statistical Analysis Plan (SAP) for PETRA, a randomised controlled trial in people with generalised anxiety disorder comparing pregabalin plus an antidepressant and standard care, with placebo plus an antidepressant and standard care, with respect to the primary outcome of the GAD-7 score at week 12.

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