Table 1.

Summary of the ocular biometric measurements measured by ANTERION, CASIA2, and IOLMaster 700

	ANTERION	CASIA2	IOLMaster 700	ANTERION vs IOLMaster 700		CASIA2 vs IOLMaster 700		ANTERION vs CASIA2
				ICC	Difference	ICC	Difference	ICC	Difference
Anterior average K, D	43.92 ± 1.62	44.02 ± 1.57	43.98 ± 1.63	0.991	− 0.059 ± 0.213	0.989	0.038 ± 0.233	0.990	− 0.097 ± 0.201
Anterior steep K, D	44.42 ± 1.62	44.51 ± 1.55	44.38 ± 1.60	0.974	0.034 ± 0.367	0.959	0.13 ± 0.439	0.962	−0.096 ± 0.433
Anterior flat K, D	43.42 ± 1.70	43.53 ± 1.66	43.58 ± 1.68	0.976	−0.166 ± 0.334	0.978	−0.059 ± 0.348	0.970	−0.107 ± 0.403
Anterior cylinder K, D	1.01 ± 0.71	0.99 ± 0.76	0.80 ± 0.46	0.598	0.21 ± 0.516	0.443	0.189 ± 0.653	0.526	0.021 ± 0.719
Total average K, D	43.33 ± 1.63	42.89 ± 1.52	43.94 ± 1.61	0.922	−0.61 ± 0.255	0.808	− 1.049 ± 0.237	0.952	0.439 ± 0.232
Total steep K, D	43.85 ± 1.64	43.36 ± 1.57	44.37 ± 1.64	0.920	−0.525 ± 0.425	0.801	− 1.016 ± 0.443	0.918	0.491 ± 0.453
Total flat K, D	42.81 ± 1.69	42.42 ± 1.56	43.51 ± 1.62	0.895	−0.708 ± 0.359	0.790	− 1.094 ± 0.353	0.938	0.386 ± 0.438
Total cylinder K, D	1.04 ± 0.74	0.94 ± 0.73	0.86 ± 0.47	0.505	0.183 ± 0.602	0.441	0.078 ± 0.649	0.461	0.105 ± 0.761
ALa, mm	24.00 ± 1.60	NA	23.99 ± 1.54	0.999	−0.005 ± 0.053	NA	NA	NA	NA
CCT, μm	535.89 ± 34.29	533.60 ± 34.26	535.19 ± 35.04	0.994	0.702 ± 3.735	0.986	−1.596 ± 5.57	0.981	2.298 ± 6.304
ACD, mm	2.62 ± 0.39	2.60 ± 0.48	2.53 ± 0.47	0.990	0.058 ± 0.033	0.982	0.075 ± 0.052	0.994	− 0.015 ± 0.049
LTb, mm	4.63 ± 0.43	4.60 ± 0.55	4.54 ± 0.52	0.915	0.154 ± 0.159	0.963	0.088 ± 0.123	0.961	0.064 ± 0.141

Continuous data are presented as mean ± standard deviation

Differences between two devices were defined by subtracting the latter value from the former value

ACD anterior chamber depth, AL axial length, CCT central corneal thickness, D Diopter, ICC intraclass correlation coefficient, K keratometry, LT lens thickness, NA not available, vs versus

^aAL was analyzed with 41 eyes that could be measured by both ANTERION and IOLMaster 700

^bLT was analyzed with 44 eyes that could be measured by all three devices