Table 6.
Comparison of previous studies with present study on accuracy of different formulae for the entire corneal curvature group and axial length groups
| Flat K (<42D) | Medium K (42D-46D) | Steep K (>46D) | Entire K | Short AL (≤22 mm) | Medium AL (>22.0-<24.0 mm) | Long AL (>24.0 mm) | Entire AL | |
|---|---|---|---|---|---|---|---|---|
| Reitblat et al.[2] | SRK-T | - | SRK-T | - | - | - | - | - |
| Kuthirummal et al.[4] | - | - | - | - | Barrett | Barrett | Barrett | - |
| Connell and Kane[6] | - | - | - | - | - | Kane | - | - |
| Cooke and Cooke[16] | - | - | - | - | Barrett and Olsen | Barrett and Olsen | - | - |
| Zhang et al.[17] | - | - | Barrett | - | - | - | - | - |
| Wang et al.[18] | - | - | - | - | - | - | Barrett | - |
| Hoffer[19] | - | - | - | - | Hoffer Q and Holladay 2 | Hoffer Q and Holladay 1 | SRK-T and Holladay 2 | - |
| Savini et al.[20] | - | - | SRK-T | - | - | - | - | - |
| Kamiya et al.[21] | - | - | SRK-T | - | - | - | - | - |
| This study (±0-0.12D) | SRK-T | Holladay 1 and Hill RBF | Kane | Kane and Hill RBF | Hoffer Q | Hill RBF | SRK-T | Kane and Hill RBF |
AL: Axial length