Table 6.
Description of the main studies in keratoconus (KC) management with scleral contact lenses (SsCLs).
| Author | Type of study | Sample size (eyes) | Follow-up | Age (years) (mean) | Sex (female/male) | Diameter of lens (mm) | UCVA (logMAR) | BCLCVA (logMAR) (mean) |
|---|---|---|---|---|---|---|---|---|
| Carracedo et al. [131] | Prospective comparative | 26 | 8 hours | 36.95 | 12/14 | 16.5 | NR | 0.17 |
| Visser et al. [123] | Prospective case series | 213 | 3 weeks–1 year | 47.7 | 64/80 | 18.5–19.5 (19%) 20.0 (76%) 20–5-21.5(5%) |
NR | ≤0.1 in 62.9% |
| Baran et al. [124] | Prospective case series | 118 | 6 months | 44 | 26/33 | NR | 0.55 | ≤0.3 in 93% |
| Stason et al. [127] | Prospective case series | 141 | 6 months | 44 | NR | NR | ≤0.2 in 30% 0.3–0.5 in 32% ≥0.55 in 38% |
Improved by 2 or more lines in 55% |
| Visser et al. [128] | Prospective case series | 284 | 5 months | 45 | NR | 18–25 | 0.7 | 0.15 |
UCVA: uncorrected visual acuity; BCLCVA: best contact lens corrected visual acuity; NR: not reported.