Chawla 2021.

Study characteristics
Methods	Study design: prospective cohort longitudinal Location: India Time period: 2016 to 2019 Outcome: PDR Outcome measurement: incidence
Participants	Number of participants: 3090 Diabetes type: T2D Inclusion criteria: T2D as defined based by the American Diabetes Association; dietary habits noted before a comprehensive clinical examination and basic assessment for microvascular complications Exclusion criteria: other causes of microalbuminuria (fever, recent vigorous exercise, haematuria, dehydration, urinary tract infection)
Notes	Link to data extraction table, risk of bias assessment, and results: https://osf.io/k2vrh/?view_only=e191205b9a3a4aabb69bcab3908ca510
Item	Authors' judgement	Support for judgement
Study participation	Unclear	See ‘Notes’ above for link to risk of bias assessment
Study attrition	No	See ‘Notes’ above for link to risk of bias assessment
Prognostic factor measurement	Unclear	See ‘Notes’ above for link to risk of bias assessment
Outcome measurement	Unclear	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	Unclear	See ‘Notes’ above for link to risk of bias assessment