From: Comparison of a new optical biometer and a standard biometer in cataract patients
Parameter | New biometer | PCI biometer | Difference | p-Value | r-Value | ICC |
---|---|---|---|---|---|---|
Axial length (mm) | ||||||
Mean ± (SD) | 23.12 ± 1.34 | 23.18 ± 1.08 | -0.05 ± 0.05 | <0.001 | 0.999 | 0.996 |
Range | 20.79, 26.5 | 20.93, 26.60 | -0.16, 0.05a | |||
Keratometry (D) | ||||||
Mean ± (SD) | 44.50 ± 1.8 | 44.60 ± 1.81 | -0.11 ± 0.37 | <0.001 | 0.980 | 0.980 |
Range | 40.44, 47.38 | 40.57, 47.37 | -0.84, 0.63 | |||
ACD (mm) | ||||||
Mean ± (SD) | 3.06 ± 0.39 | 3.15 ± 0.39 | -0.09 ± 0.24 | <0.001 | 0.824 | 0.824 |
Range | 2.27, 3.10 | 2.29, 3.16 | -0.58, 0.39 | |||
WTW (mm) | ||||||
Mean ± (SD) | 11.64 ± 0.77 | 11.86 ± 0.48 | -0.21 ± 0.82 | 0.018 | 0.259 | 0.231 |
Range | 8.74, 13.83 | 10.84, 12.80 | -1.85, 1.42 | |||
IOL power (D) | ||||||
SRK/T | ||||||
Mean ± (SD) | 20.79 ± 2.81 | 20.44 ± 2.63 | 0.32 ± 0.60 | <0.001 | 0.989 | 0.988 |
Range | 12.5, 27.5 | 12.0, 27.0 | -1.53, 0.88 |