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Table 2 Data items

From: Effectiveness of task-shifting for the detection of diabetic retinopathy in low- and middle-income countries: a rapid review protocol

Data categories Example data items
Publication characteristics
  Authors, title, publication date, journal citation
Study characteristics
  Design
Dates of data collection
Population characteristics
  Country
Population demographics (age, gender)
Sample size
Intervention characteristics
  Setting (rural/urban, community/hospital)
Task shifting cadre
Training (type and duration)
Scope of the task (screening, treatment, both)
Eye examination procedures (Mydriatic/ non mydriatic, ophthalmoscopy/photography)
Technology (cameras, ophthalmoscope, slit lamp, OCT)
DR classification (EDTRS, other)
Referral criteria/guidelines (periodicity; immediate referral for severe cases; compliance tracking)
Quality assurance (audit, retraining, CPD or any other measure for quality assurance)
Outcomes
  1. Proportion of patients accessing detection services among the adult population with type 1 and type 2 diabetes
2. Proportion of patients diagnosed to have DR among those accessing detection services
3. Diagnostic accuracy of the task-shifting intervention for DR detection
4. Severity of DR at detection
5. Cost-effectiveness of the task-shifting intervention