Table 2.
Topographic Parameters And Refractive Errors Of Keratoconus Children Versus Controls
| Spherical Error (D) | Cylindrical Error (D) | Kmax (D) | Thinnest Location (µm) | Anterior Elevation (mm) | Posterior Elevation (mm) | ||
|---|---|---|---|---|---|---|---|
| Cases | Range | −7.5–−13.50 | −2–−8 | 48–54.3 | 480–520 | 16–25 | 26–45 |
| Mean±SD | −8.37±2.6 | −4.19±1.9 | 49.6±2.9 | 496±11.6 | 18.76±2.73 | 32.3±9.2 | |
| Controls | Range | −6–−13 | −1–−7 | 41.4–49.2 | 480–623 | 4–15 | 12–20 |
| Mean±SD | −8.1±2.8 | −4.14±1.8 | 44.3±2.8 | 525.5±32.66 | 8.65±4.9 | 14.23±3. | |
| P value | 0.07 | 0.09 | 0.03 | 0.06 | 0.01 | 0.01 |