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Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

2,112 questions in 171 reviews · Eyes and Vision

current versions
No studies 587 · 27.8%Ungraded 95 · 4.5%Very low 446 · 21.1%Low 557 · 26.4%Moderate 361 · 17.1%High 66 · 3.1%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

QuestionEffectEvidenceStatus / GRADE
Intravitreal triamcinolone acetonide injection 4 mg vs macular laser
Cataract progression ‐ 9 to 24 months · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
RR 2.68 [2.21, 3.24]NRModerate
Intravitreal triamcinolone acetonide injection 4 mg vs macular laser
Use of IOP‐lowering medications ‐ 9 to 24 months · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
RR 3.92 [2.59, 5.96]NRModerate
Intravitreal dexamethasone implant 0.7 mg vs sham
Change of retinal thickness ‐ 36 months (negative is better) · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extracted1 study · 701 participantsModerate
Intravitreal triamcinolone acetonide injection 4 mg vs macular laser
Surgery for glaucoma ‐ 9 to 24 months · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
RR 11.68 [0.63, 216]NRLow
Intravitreal triamcinolone acetonide injection 4 mg vs antiVEGF
Change in visual acuity (logMAR) ‐ 12 months (negative is better) · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extracted1 study · 30 participantsLow
Intravitreal triamcinolone acetonide injection 4 mg vs antiVEGF
Gain of three or more lines visual acuity · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extractedNRNo studies
Intravitreal triamcinolone acetonide injection 4 mg vs antiVEGF
Change in central retinal thickness (micron) ‐ 12 months (negative is better) · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extracted1 study · 30 participantsVery low
Intravitreal triamcinolone acetonide injection 4 mg vs antiVEGF
Cataract progression · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extractedNRNo studies
Intravitreal triamcinolone acetonide injection 4 mg vs antiVEGF
Use of IOP‐lowering medications · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extractedNRLow
Intravitreal triamcinolone acetonide injection 4 mg vs antiVEGF
Surgery for glaucoma · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extractedNRNo studies
Intravitreal dexamethasone implant 0.7 mg vs sham
Cataract progression ‐ 36 months · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
RR 3.89 [2.75, 5.5]1 study · 697 participantsModerate
Intravitreal dexamethasone implant 0.7 mg vs sham
Use of IOP‐lowering medications ‐ 36 months · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
RR 4.54 [3.19, 6.46]1 study · 697 participantsModerate
Intravitreal dexamethasone implant 0.7 mg vs sham
Surgery for glaucoma ‐ 36 months · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
RR 5.04 [0.59, 42.95]1 study · 697 participantsLow
Intravitreal dexamethasone implant 0.7 mg vs intravitreal antiVEGF
Change in visual acuity (logMAR) ‐ 12 months (negative is better) · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extractedNRModerate
Intravitreal dexamethasone implant 0.7 mg vs intravitreal antiVEGF
Gain of three or more lines visual acuity ‐ 12 months · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
RR 0.99NRLow
Intravitreal dexamethasone implant 0.7 mg vs intravitreal antiVEGF
Change in retinal thickness (micron) ‐ 12 months (negative is better) · macular edema in diabetes
Intravitreal steroids for macular edema in diabetes (2020) · Cochrane
no estimate extractedNRLow
Intervention NR
Change in the visual field (short term) · participants with glaucoma or intraocular hypertension
Acupuncture for glaucoma (2020) · Cochrane
no estimate extracted1 study · 22 participantsVery low
Intervention NR
Reduction in IOP (short term) · participants with glaucoma or intraocular hypertension
Acupuncture for glaucoma (2020) · Cochrane
no estimate extracted3 studies · 137 participantsVery low
Intervention NR
Change in visual acuity (short term) · participants with glaucoma or intraocular hypertension
Acupuncture for glaucoma (2020) · Cochrane
no estimate extracted1 study · 33 participantsVery low
Intervention NR
Progression of optic disc damage or nerve fiber layer loss (short term) · participants with glaucoma or intraocular hypertension
Acupuncture for glaucoma (2020) · Cochrane
no estimate extracted1 study · 22 participantsVery low
Intervention NR
Adverse events (short term) · participants with glaucoma or intraocular hypertension
Acupuncture for glaucoma (2020) · Cochrane
no estimate extracted1 study · 22 participantsVery low
Silicone oil vs sulfur hexafluoride (SF6)
Visual acuity ≥ 5/200 at two years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
RR 1.57 [0.93, 2.66]1 study · 87 participantsLow
Silicone oil vs perfluropropane (C3F8)
Retina detachment at 3 years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs perfluropropane (C3F8)
Visual acuity worse than 20/200 (regardless of anatomic outcome) at two years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs perfluropropane (C3F8)
Intraocular pressure (IOP) greater than 21 mmHg · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs perfluropropane (C3F8)
Visually significant cataract at 3 years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs perfluropropane (C3F8)
Quality of life measures at 3 years evaluated using validated scale as reported by study · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Standard silicone oil vs heavy silicone oil
Change in visual acuity (logMAR) at one year · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extracted1 study · 93 participantsLow
Standard silicone oil vs heavy silicone oil
Macular attachment at one year · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Standard silicone oil vs heavy silicone oil
Retinal detachment at one year · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
RR 0.89 [0.54, 1.48]1 study · 186 participantsLow
Standard silicone oil vs heavy silicone oil
Visual acuity worse than 20/200 (regardless of anatomic outcome) at one year · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Standard silicone oil vs heavy silicone oil
Intraocular pressure (IOP) greater than 21 mmHg at one year · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs sulfur hexafluoride (SF6)
Macular attachment at two years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
RR 1.37 [1.01, 1.86]1 study · 87 participantsLow
Standard silicone oil vs heavy silicone oil
Visually significant cataract at one year · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Standard silicone oil vs heavy silicone oil
Quality of life measures at two years evaluated using validated scale as reported by study at one year · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
5000‐centistoke vs 1000‐centistoke
Change in visual acuity (logMAR) at 18 months · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extracted1 study · 85 participantsLow
5000‐centistoke vs 1000‐centistoke
Macular attachment at 18 months · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extracted1 study · 85 participantsLow
5000‐centistoke vs 1000‐centistoke
Retina detachment ‐ After removal of silicone oil at 18 months · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
RR 0.36 [0.08, 1.67]1 study · 85 participantsLow
5000‐centistoke vs 1000‐centistoke
Visual acuity worse than 20/200 (regardless of anatomic outcome) at 18 months · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
5000‐centistoke vs 1000‐centistoke
Intraocular pressure (IOP) greater than 21 mmHg at 18 months · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
RR 0.9 [0.41, 1.94]1 study · 86 participantsLow
5000‐centistoke vs 1000‐centistoke
Visually significant cataract at 18 months · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
RR 1.3 [0.89, 1.89]1 study · 86 participantsLow
5000‐centistoke vs 1000‐centistoke
Quality of life measures at 18 months evaluated using validated scale as reported by study · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs sulfur hexafluoride (SF6)
Retina detachment at two years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs sulfur hexafluoride (SF6)
Visual acuity worse than 20/200 (regardless of anatomic outcome) at two years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs sulfur hexafluoride (SF6)
Intraocular pressure greater than 21 mmHg at two years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs sulfur hexafluoride (SF6)
Visually significant cataract at two years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs sulfur hexafluoride (SF6)
Quality of life measures at two years evaluated using validated scale as reported by study · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
no estimate extractedNRNo studies
Silicone oil vs perfluropropane (C3F8)
Visual acuity ≥ 5/200 at 3 years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
RR 0.97 [0.73, 1.31]1 study · 264 participantsLow
Silicone oil vs perfluropropane (C3F8)
Macular attachment at 3 years · surgery for retinal detachment associated with proliferative vitreoretinopathy
Tamponade in surgery for retinal detachment associated with proliferative vitreoretinopathy (2020) · Cochrane
RR 1 [0.86, 1.15]1 study · 264 participantsLow
Psychological therapies and/or group programmes vs waiting list or no care
Health‐related quality of life · adults (>= 18 years) with an irreversible visual impairment
Low vision rehabilitation for better quality of life in visually impaired adults (2020) · Cochrane
no estimate extracted1 study · 54 participantsVery low