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. Author manuscript; available in PMC: 2017 Mar 1.
Published in final edited form as: Eye Contact Lens. 2016 Mar;42(2):135–140. doi: 10.1097/ICL.0000000000000146

Fig. 5. The histograms of vessel diameter and blood flow velocity.

Fig. 5

The bell-shaped distributions of vessel diameter (A) and velocity (B) showed a unimodal distribution that was also somewhat positively skewed. None of distributions followed the normal distribution as analyzed using Kolmogorov-Smirnov test, a statistical test for normal distribution.