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Table 1 How we identified the main outcome in each abstract and publication

From: Dependability of results in conference abstracts of randomized controlled trials in ophthalmology and author financial conflicts of interest as a factor associated with full publication

1. If only one primary outcome was specified, we selected that outcome as the main outcome.

 

2. If more than one primary outcome was specified, we selected the first outcome reported in the “Results” section as the main outcome.

 

3. If no primary outcome was specified, we selected the outcome mentioned in the “Title” or “Objective” as the main outcome.

 

4. If no primary outcome was specified and no outcome was mentioned in the “Title” or “Objective,” we selected the first outcome reported in the “Results” section as the main outcome.