Table 2 Mean difference (95% confidence interval), significance (p value) and correlation (r) of IOLMaster (n = 101) and ultrasonography (n = 21) with the LenStar biometry measurements
Instrument
BiometryIOLMasterUltrasound
White-to-white diameter (mm)0.06 (0.33)
p = 0.305
r = 0.74
Corneal curvature (D) flat meridian−0.03 (0.31)
p = 0.308
r = 0.98
Corneal curvature (D) steep median−0.05 (0.32)
p = 0.130
r = 0.97
Anterior chamber depth (mm)0.10 (0.40)0.32 (0.62)
p = 0.014p = 0.028
r = 0.68r = 0.36
Crystalline lens thickness (mm)0.16 (0.83)
p = 0.382
r = 0.03
Axial length (mm)0.01 (0.02)−0.14 (0.15)
p<0.001p<0.001
r = 0.99r = 0.99