Table 4. Comparison of ocular parameters measured by Tomey OA-2000 biometer and IOLMaster (n = 108).
| Pairings | Mean Difference ± SD | 95% CI | t Value | p* Value |
|---|---|---|---|---|
| AL | -0.058 ± 0.094 | -0.076 to -0.040 | -6.405 | < 0.05 |
| Kf | -0.088 ± 0.150 | -0.117 to -0.060 | -6.107 | < 0.05 |
| Ks | -0.163 ± 0.170 | -0.195 to -0.130 | -9.978 | < 0.05 |
| Km | -0.127 ± 0.117 | -0.150 to -0.105 | -11.281 | < 0.05 |
| ACD | 0.010 ± 0.075 | -0.004 to 0.024 | 1.382 | 0.169 |
| CD | -0.171 ± 0.217 | -0.213 to -0.130 | -8.188 | < 0.05 |
AL: axial length, CCT: central corneal thickness, ACD: anterior chamber depth, LT: lens thickness, Kf: flat keratometry, Ks: steep keratometry, Km: mean keratometry, PD: pupil diameter, CD: white to white, D: diopter, SD: standard deviation, CI: confidence interval,
*: two tailed.