Table 2. Eyes losing or gaining lines in Snellen CDVA.
| Number (%) | ||||||||
| Lost≥2 Lines | Lost 1 Line | No Change | Gained≥1 Lines | |||||
| Study* | WG-PRK | NWG-PRK | WG-PRK | NWG-PRK | WG-PRK | NWG-PRK | WG-PRK | NWG-PRK |
| Mifflin [32] | 0 | 0 | 4 (11.4) | 2 (5.7) | 18 (51.4) | 13 (37.1) | 13 (37.1) | 20 (57.1) |
| Moshirfar [30] | 0 | 0 | 1 (4.3) | 1 (4.3) | 16 (69.6) | 16 (69.6) | 6 (26.1) | 6 (26.1) |
| Karimian [28] | NA | NA | NA | NA | NA | NA | NA | NA |
| Mastropasqua [25] | NA | NA | NA | NA | NA | NA | NA | NA |
| Mastropasqua [23] | NA | NA | NA | NA | NA | NA | NA | NA |
CDVA = corrected distance visual acuity; NA = data not available; WG = wavefront-guided; NWG = non-wavefront-guided; PRK = photorefractive keratectomy.
*First author.