Findings

What do systematic reviews say?

7 questions · 7 findings · 1 reviews · Headline outcomes only

No studies found 1 · 14.3%GRADE not reported 0 · 0%Very low 5 · 71.4%Low 0 · 0%Moderate 1 · 14.3%High 0 · 0%

Pain during laser treatment ‐ not reported · proliferative diabetic retinopathy

Diode laser probably leads to higher pain during laser treatment compared with argon laser (moderate certainty).

1 finding from 1 review

Different lasers and techniques for proliferative diabetic retinopathy 2018 · Cochrane Headline outcomes only
RR 3.07 [2.15, 4.39]
4 studies · 228 participants
Moderate

Progression of PDR · proliferative diabetic retinopathy

It is very uncertain whether diode laser changes progression of PDR compared with argon laser (very low certainty).

1 finding from 1 review

Different lasers and techniques for proliferative diabetic retinopathy 2018 · Cochrane Headline outcomes only
RR 0.9 [0.41, 2]
1 study · 66 participants
Very low

Regression of PDR · proliferative diabetic retinopathy

It is very uncertain whether diode laser changes regression of PDR compared with argon laser (very low certainty).

1 finding from 1 review

Different lasers and techniques for proliferative diabetic retinopathy 2018 · Cochrane Headline outcomes only
RR 0.75 [0.35, 1.6]
1 study · 66 participants
Very low

Vision‐related QoL ‐ not reported · proliferative diabetic retinopathy

The review found no eligible studies for this question.

1 finding from 1 review

Different lasers and techniques for proliferative diabetic retinopathy 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Adverse events · proliferative diabetic retinopathy

It is very uncertain whether diode laser changes adverse events compared with argon laser (very low certainty).

1 finding from 1 review

Different lasers and techniques for proliferative diabetic retinopathy 2018 · Cochrane Headline outcomes only
RR 0.5 [0.05, 4.86]
2 studies · 134 participants
Very low

BCVA: loss of 15 or more ETDRS letters · proliferative diabetic retinopathy

It is very uncertain whether diode laser changes BCVA: loss of 15 or more ETDRS letters compared with argon laser (very low certainty).

1 finding from 1 review

Different lasers and techniques for proliferative diabetic retinopathy 2018 · Cochrane Headline outcomes only
RR 0.95 [0.66, 1.36]
2 studies · 134 participants
Very low

BCVA: gain of 15 or more ETDRS letters · proliferative diabetic retinopathy

It is very uncertain whether diode laser changes BCVA: gain of 15 or more ETDRS letters compared with argon laser (very low certainty).

1 finding from 1 review

Different lasers and techniques for proliferative diabetic retinopathy 2018 · Cochrane Headline outcomes only
RR 0.6 [0.25, 1.45]
2 studies · 134 participants
Very low