Table A1.

Garía de Oteyza 2019 [28].

Methods	Type of study: Interventional study Study design: Retrospective case series
Participants	Country: Mexico Number of individuals with keratoconus: 2 Number of eyes: 2 Subgroups: preoperative, 1 month postoperative, 3 months postoperative Inclusion criteria: stage IV keratoconus (Amsler–Krumeich classification), contact lens/scleral lens intolerance, informed consent Exclusion criteria: -
Interventions	Donor tissue: donor cornea on artificial chamber (K20-215 Barron), epithelial removal, superficial incision, trypan bleu, Bowman layer peeling, saline solution Surgical technique: stromal pocket (femtosecond laser), dissection (SMILE spatula), Bowman layer over surgical glide, graft insertion into stromal pocket, centering Bowman layer (SMILE spatula)
Outcomes	UDVA (Snellen), CDVA (Snellen), CL tolerance, VA with CL (Snellen), K1 (D), K2 (D), CCT (μm), TCT (μm), complications, success rate, contact lens tolerance