Research Article
Evaluation of a Tangential Map-Based Nomogram for Intrastromal Corneal Ring Segments’ Implantation in Keratoconus: One Year Results
Table 6
Value of change in outcomes of both groups at follow-up visits.
| Variable | 3 months | 6 months | 12 months | Axial | Tangential | | Axial | Tangential | | Axial | Tangential | |
| Δ UDVA | 0.11 ± 0.07 | 0.2 ± 0.09 | 0.02 | 0.13 ± 0.08 | 0.3 ± 0.2 | 0.03 | 0.15 ± 0.1 | 0.35 ± 0.2 | 0.01 | Δ CDVA | 0.12 ± 0.07 | 0.1 ± 0.19 | 0.8 | 0.13 ± 0.04 | 0.25 ± 0. 2 | 0.002 | 0.15 ± 0.05 | 0.4 ± 0.1 | 0.003 | Δ MRSE | 3.3 ± 1.3 | 4.5 ± 2.9 | 0.3 | 3.7 ± 1.2 | 5.3 ± 3.1 | 0.04 | 3.9 ± 1.1 | 5.4 ± 3.1 | 0.03 | Δ Kmax | −4.5 ± 1.3 | −4.7 ± 2.3 | 0.2 | −5.4 ± 2.09 | −5.98 ± 1.69 | 0.2 | −5.8 ± 0.8 | −6.2 ± 3.1 | 0.3 | Δ Km | −3.3 ± 1.2 | −4.00 ± 1.8 | 0.5 | −3.6 ± 1.3 | −4.2 ± 2.9 | 0.7 | −4.7 ± 1.2 | −6.00 ± 1.2 | 0.1 | Δ Q value | −0.45 ± 0.2 | −0.5 ± 0.3 | 0.8 | −0.4 ± 0.5 | −0.6 ± 1.5 | 0.5 | −0.5 ± 0.6 | −0.65 ± 0.3 | 0.4 | Δ thinnest location | 32.6 ± 16.6 | 20.5 ± 12.2 | 0.3 | 7.3 ± 5.4 | 19.2 ± 14.7 | 0.4 | 25.1 ± 14.1 | 26.1 ± 12.7 | 0.9 |
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