Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

219 questions · 223 findings · 25 reviews · Eyes and Vision

No studies found 76 · 34.1%GRADE not reported 5 · 2.2%Very low 39 · 17.5%Low 75 · 33.6%Moderate 25 · 11.2%High 3 · 1.3%

Telerehabilitation vs self‐training

Clinical measures, such as reading speed or reading acuity at 6 months · people with any eye disease including optic nerve disease, age‐related macular degeneration, retinopathy of prematurity, retinitis…

The review found no eligible studies for this question.

1 finding from 1 review

Telerehabilitation vs self‐training

Technical difficulties · people with any eye disease including optic nerve disease, age‐related macular degeneration, retinopathy of prematurity, retinitis…

It is very uncertain whether telerehabilitation changes technical difficulties with the intervention at 6 months compared with self‐training (very low certainty).

1 finding from 1 review

Telerehabilitation vs self‐training

Device abandonment rate at 6 months · people with any eye disease including optic nerve disease, age‐related macular degeneration, retinopathy of prematurity, retinitis…

It is very uncertain whether telerehabilitation changes device abandonment rate at 6 months compared with self‐training (very low certainty).

1 finding from 1 review

Blood pressure intervention/intensive blood pressure intervention vs placebo/standard blood pressure intervention

Change in visual loss associated with PSR: visual loss is defined by the deterioration of visual acuity of 3 lines or more with the Snellen chart · type 1 or type 2 diabetics

It is very uncertain whether blood pressure intervention/intensive blood pressure intervention changes visual acuity (loss of 3 lines or more) by 5 years compared with placebo/standard blood pressure intervention (very low certainty).

1 finding from 1 review

Blood pressure intervention/intensive blood pressure intervention vs placebo/standard blood pressure intervention

Adverse events: hypotension · type 1 or type 2 diabetics

Blood pressure intervention/intensive blood pressure intervention may leads to higher adverse events—hypotension compared with placebo/standard blood pressure intervention (low certainty).

1 finding from 1 review

Intervention not reported

Progression of DRa · people with type 2 diabetes

The intervention showed no clear difference in progression of DRa (moderate certainty).

1 finding from 1 review

Intervention not reported

Incidence of a reduction in visual acuity of 10 ETDR letters or more · people with type 2 diabetes

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Incidence of PDR · people with type 2 diabetes

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Incidence of DMOa · people with type 2 diabetes

The intervention showed no clear difference in incidence of DMOa (moderate certainty).

1 finding from 1 review

Intervention not reported

Mean vision‐related quality of life · people with type 2 diabetes

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

SAEa · people with type 2 diabetes

The intervention leads to higher SAEa (high certainty).

1 finding from 1 review