Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,097 questions · 3,266 findings · 631 reviews

No studies found 430 · 13.2%GRADE not reported 193 · 5.9%Very low 995 · 30.5%Low 904 · 27.7%Moderate 591 · 18.1%High 153 · 4.7%

Intervention not reported

Steepness of the cornea (maximal keratometry) (measured using dioptres. A higher dioptre represents steeper cornea and worse outcome) · people with keratoconus
1 finding from 1 review

Intervention not reported

Uncorrected visual acuity (UCVA) (measured using logMAR scale. A score of 0 = good vision, higher score is worse vision) · people with keratoconus
1 finding from 1 review