Table 1.

Preoperative and postoperative CT values for operated and fellow eye.

	Nidek CEM-530		Pentacam PC		Pentacam CA		Pentacam TP
	Preop	Postop	Preop	Postop	Preop	Postop	Preop	Postop
Operated eye
Mean	558	564	546	551	548	552	541	543
SD	32	35	33	34	32	33	32	33
Min	469	479	465	470	466	472	461	465
Max	643	663	632	635	631	638	629	629
R	0.92		0.89		0.89		0.87
Fellow eye
Mean	560	557	547	546	549	548	541	540
SD	34	31	31	30	31	30	31	31
Min	491	489	479	482	484	489	470	470
Max	646	640	621	618	623	620	613	611
R	0.97		0.96		0.95		0.95

PC pupil center, CA corneal apex, TP thinnest point, SD standard deviation, R Pearson correlation coefficient.