Table 2 Agreement in mean refractive components between three methods
| Â | SE | DS | DC |
|---|---|---|---|
YD-SX-A minus CR | |||
 Mean of difference | -0.18 | -0.17 | -0.03 |
 95%LOA | -1.98 to 1.62 | -2.04 to 1.70 | -1.18 to 1.13 |
 Number within the 95% LOA | 841(84.1%) | 966(96.6%) | 951(95.1%) |
YD-SX-A minus Topcon KR8800 | |||
 Mean of difference | 0.44 | 0.36 | 0.12 |
 95%LOA | -1.27 to 2.11 | -1.40 to 2.12 | -0.91to 1.16 |
 Number within the 95% LOA | 945(94.5%) | 947(94.7%) | 934(93.4%) |
Topcon KR8800 minus CR | |||
 Mean of difference | -1.60 | -0.53 | 0.15 |
 95%LOA | -1.78 to 0.58 | -1.17 to 0.68 | -0.90 to 0.60 |
 Number within the 95% LOA | 940(94.0%) | 945(94.5%) | 971(97.1%) |