Ocular Evidence
Evidence database / Studies / alio-2008-ten-year-prk
MODERATE evidenceRETROSPECTIVEVerified evidence

Ten-year follow-up of photorefractive keratectomy for myopia of less than -6 diopters

Alió JL, Muftuoglu O, Ortiz D, Artola A, Pérez-Santonja JJ, de Luna GC, Abu-Mustafa SK, Garcia MJ · American Journal of Ophthalmology · 2008

Source
138enrolled patients*
225enrolled eyes*
1structured arms
3650maximum standardized days follow-up

* Descriptive sum of reported arm counts. “≥” indicates that one or more arm counts were not reported; missing values are not treated as zero.

Study arm

Myopic PRK

PRK

Population

Patients
138
Eyes
225
Bilateral treatment
Not reported
Age range
Not reported
Sphere range
Not reported
Cylinder range
Not reported
Spherical equivalent
-6 to 0 D
Corneal thickness
Not reported

Eligibility definition

Inclusion
Preoperative spherical equivalent between plano and -6.00 D.

Exclusion
Not structured

Reported outcomes by follow-up

OutcomeFollow-upFollow-up sampleResultReported fractionProvenance
Refraction within ±1.00 D
efficacy
10 years225 eyes75.0%169 / 225 eyes
VERIFIED
MRSE within ±2.00 D of target
predictability
10 years225 eyes92.0%207 / 225 eyes
VERIFIED
Retreatment rate
complications
10 years225 eyes42.0%95 / 225 eyes
VERIFIED

Complications

No structured complication observations are available for this arm. This means “not reported in this dataset,” not zero complications.