Table 1 Inclusion and exclusion criteria

One myopic eye

Poor compliance with follow-up visits

Myopia ≤-6.00 D

Strabismus or amblyopia

Astigmatism ≤-1.50 D (with the rule)

Systemic disease or usage of drugs that affect the corneal endothelium

Overnight use of ortho-k lenses for at least 1 year

Stopped wearing lenses > 14 days per year

No prior use of contact lenses

Complications, such as keratitis, iridocyclitis, and continuous corneal epithelial damage, attributable to wearing the lens