Question · asked by 1 review

Laser‐assisted in‐situ keratomileusis (LASIK) vs photorefractive keratectomy (PRK): Lost one or more lines of BCVA

Laser‐assisted in‐situ keratomileusis (LASIK) showed no clear difference in lost one or more lines of BCVA compared with photorefractive keratectomy (PRK) (low certainty).

What each review found

Current versions only
FindingEffectStudiesGRADE certainty
Laser‐assisted in‐situ keratomileusis (LASIK) vs photorefractive keratectomy (PRK)
Lost one or more lines of BCVA · patients with myopia
Laser‐assisted in‐situ keratomileusis (LASIK) showed no clear difference in lost one or more lines of BCVA compared with photorefractive keratectomy (PRK) (low certainty).
Laser‐assisted in‐situ keratomileusis (LASIK) versus photorefractive keratectomy (PRK) for myopia (2013) · Cochrane Headline outcomes only
OR 0.88 [0.51, 1.5]6 studies · 746 participantsLow

Findings are shown side by side, never pooled across reviews.

The reviews

ReviewSearched up toIncluded studiesAMSTAR 2
Laser‐assisted in‐situ keratomileusis (LASIK) versus photorefractive keratectomy (PRK) for myopia
2013 · Cochrane Headline outcomes only
Not reportedlist not extracted yetNot assessed

Studies behind the findings

None of these reviews ties its included studies to this outcome in the data here. Cochrane reviews and reviews with headline outcomes only do not list their studies yet.

How reviews are matched to this question

Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.