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Table 1 Quality Criteria Items

From: Five regions, five retinopathy screening programmes: a systematic review of how Portugal addresses the challenge

ID

Quality Criteria

PQ02

Are the details of the screening protocol well described?

PQ03

Are the sources reliable?

PQ04

Is the methodology used rigorous and replicable?

PQ03

The geographical area covered and the institution responsible for the screening are well identified?

PQ04

Are the indicators used to measure screening results well described?

PQ05

Does it identify the problems that affect the implementation of population-based screening programs?

PQ06

Does it identify the constraints that affect the implementation of population-based screening programs?

PQ07

Does it identify solutions and best practices from national or international experiences concerning population-based DR screening?

PQ08

Does it objectively describe the evolution of DR screening over a considerably large period?