Correlation of Sunlight Exposure and Different Morphological Types of Age-Related Cataract

Table 2

Joanna Briggs Institute critical appraisal for the cohort/case-control study.

Author	1	2	3	4	5	6	7	8	9
Burton 1997	Y	Y	Y	Y	Y	N	N	Y	Y
Collman 1988	N	Y	Y	Y	Y	N	N	Y	Y
Pastor-Valero 2007	N	Y	Y	Y	Y	N	N	Y	Y
Saadat 2006	N	Y	Y	Y	Y	N	N	Y	Y
Sreenivas 1999	Y	Y	Y	Y	Y	N	N	Y	Y
Taylor 1980	N	Y	Y	Y	Y	N	N	Y	Y
Theodoropoulou 2011	N	Y	Y	Y	Y	N	N	Y	Y
Wong 1993	N	Y	Y	Y	Y	N	N	Y	Y
Yu 2016	Y	Y	Y	Y	Y	N	N	Y	Y
Leske1991	N	Y	Y	Y	Y	N	N	Y	Y
Neale 2003	N	Y	Y	Y	Y	N	N	Y	Y

1: is the sample representative of patients in the population as a whole? 2: are the patients at a similar point in the course of their condition/illness? 3: has bias been minimized in relation to selection of cases and of controls? 4: are confounding factors identified and strategies to deal with them stated? 5: are outcomes assessed using objective criteria? 6: was follow-up carried out over a sufficient time period? 7: were the outcomes of people who withdrew described and included in the analysis? 8: were outcomes measured in a reliable way? 9: was appropriate statistical analysis used? N: no; Y: yes.