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Table 2 Quality assessment scale [33]

From: Burden of cardiovascular disease attributed to air pollution: a systematic review

1.

Was the objective clear?

2.

Was the data source official?

3.

Was the study population-based?

4.

Was the sampling randomized?

5.

Was the study region nationwide?

6.

Were the diagnostic criteria clear?

7.

Were the results comparatively analyzed?

8.

Did the outcome indicators include DALY/YLL/YLD?

9.

Can the results be externalized?

  1. All items had two possible answers (except item 9): yes (+) and no (-). Item 9 had three possible responses: yes (++), likely (+), and no (-)
  2. DALY Disability-adjusted living years, YLL Years of life lost, YLD Years lost due to disability
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Globalization and Health

ISSN: 1744-8603