From: Comparison of a new swept-source optical biometer with a partial coherence interferometry
Parameter | PCI biometer | SS-OCT biometer | ||||
---|---|---|---|---|---|---|
Mean ± SD | Range | Mean ± SD | Range | Difference | P value* | |
AL (mm) | 23.99 ± 1.61 | 21.23 30.47 | 23.98 ± 1.60 | 21.19 30.43 | 0.0098 ± 0.03 | < .0001 |
Km (D) | 44.20 ± 1.53 | 40.99 48.36 | 44.24 ± 1.55 | 40.99 48.10 | −0.0365 ± 0.20 | .03 |
J0 (D) | −0.007 ± 0.33 | −0.995 0.772 | − 0.005 ± 0.32 | −0.794 0.811 | − 0.0019 ± 0.44 | .96 |
J45 (D) | 0.008 ± 0.35 | −1.117 0.908 | −0.022 ± 0.33 | −0.789 1.041 | 0.0309 ± 0.46 | .41 |
ACD (mm) | 3.11 ± 0.41 | 2.14 4.35 | 3.08 ± 0.41 | 2.03 4.15 | 0.0232 ± 0.15 | .06 |