Optical Coherence Tomography-Guided Transepithelial Phototherapeutic Keratectomy for Central Corneal Opacity in the Pediatric Population
Table 2
Optical coherence tomography-guided transepithelial phototherapeutic keratectomy for central corneal opacity in the pediatric population. Visual and anatomic outcomes after phototherapeutic keratectomy.
Outcomes ( eyes)
Preoperative means (95% confidence intervals)
Postoperative means (95% confidence intervals)
value
Uncorrected visual acuity (logMAR)
1.70 (1.37–2.02), range = 0.65–2.5
0.45 (0.12–0.78), range = 0.00–0.70
<0.0001
Best spectacle-corrected visual acuity (logMAR)
0.60 (0.43–0.77), range = 0.2–1.2
0.21 (0.03–0.39), range = 0.00–0.54
0.0045
Topographic cylinder
4.47 (2.62–6.31), range = 0.76–13.83
2.24 (0.29–4.19), range = 0.72–3.33
0.0989
Topographic surface asymmetry index
1.76 (0.85–2.66), range = 0.19–6.47
1.01 (0.11–1.91), range = 0.37–3.01
0.2362
Topographic surface regularity index
1.18 (0.80–1.56), range = 0.25–1.98
0.72 (0.34–1.10), range = 0.03–1.59
0.0924
Topographic projected visual acuity (logMAR)
0.44 (0.36–0.52), range = 0.00–0.44
0.42 (0.34–0.50), range = −0.05–0.35
0.6991
Refractive astigmatism on cycloplegic refraction (diopters)
1.73 (0.96–2.49), range = 0.25–3.75
1.67 (0.86–2.47), range = 0.75–4.50
0.9130
Absolute value of spherical equivalent on cycloplegic refraction (diopters)