McCarty 2003.

Study characteristics
Methods	Study design: prospective cohort longitudinal Location: Australia Time period: baseline examinations between 1992 and 1994; follow‐up data collected 5 years later Outcome: PDR Outcome measurement: incidence
Participants	Number of participants: 169 Diabetes type: T1D and T2D Inclusion criteria: to be eligible for the Melbourne Visual Impairment Project, participants "had to be 40 years of age or older or turned 40 in the current calendar year and resident at the target address for six months or more"   Exclusion criteria: "family members who are institutionalised; relatives visiting for a vacation (for less than 6 months); friend(s)/partner who lived in the household on a part‐time basis and has/have a permanent residence outside of the sample area; residents on an extended vacation during the testing period in the sample area; a resident who dies after the initial contact but before examination; and an eligible resident who cannot be contacted after 10 attempts" Inclusion and exclusion criteria obtained from the publication 'Methods for a population‐based study of eye disease: the Melbourne Visual Impairment Project' (McCarty 2003, secondary reference). Unclear eligibility criteria for this particular study.
Notes	Link to data extraction table, risk of bias assessment, and results: osf.io/ek8t9/?view_only=99134c6188da4c7f813d86d0b144f193
Item	Authors' judgement	Support for judgement
Study participation	No	See ‘Notes’ above for link to risk of bias assessment
Study attrition	Unclear	See ‘Notes’ above for link to risk of bias assessment
Prognostic factor measurement	Yes	See ‘Notes’ above for link to risk of bias assessment
Outcome measurement	Yes	See ‘Notes’ above for link to risk of bias assessment
Adjustment for other prognostic factors	No	See ‘Notes’ above for link to risk of bias assessment
Statistical analysis and reporting	No	See ‘Notes’ above for link to risk of bias assessment