Table 2: CCT Measurement Differences in Healthy Eyes Imaged by the Pentacam HR and Cirrus 5000 HD-OCT.

CCTPent Versus
CCTPach
CCTPent Versus
CCTAC
CCTPent Versus
CCTHDC
CCT (µm)
Difference1
(mean ± SD)
13.46 ± 4.9 0.15 ± 5.6 7.6 ± 6.2
95% LoA 3.86 – 23.08 - 10.84 – 11.15 - 4.51 – 19.78
95% CI 11.70 – 15.23 - 1.86 – 2.17 5.40 – 9.87
p value < 0.0001 0.87 < 0.0001
Pearson Correlation (r- value)
(p- value)
0.987 (CI 0.97-0.99)
< 0.0001
0.983 (CI 0.96-0.99)
< 0.0001
0.985 (CI 0.97-0.99)
< 0.0001