Chunk #54 — Methods/Design — Primary analysis 1: analysis of the impact of 5-HTTLPR variation in young adults

Source

Protocol for a collaborative meta-analysis of 5-HTTLPR, stress, and depression.

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In keeping with the original study and following reports that effects of any GxE may be expected to be greatest among young adults [18], we will first restrict our analyses to individuals with outcome measures at age 21–30 years.