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. Author manuscript; available in PMC: 2010 Mar 1.
Published in final edited form as: Optom Vis Sci. 2009 Mar;86(3):181. doi: 10.1097/OPX.0b013e318198198d

Table 2.

Repeatability of A-scan ultrasonography.

Research Group Year Repeatability*
Rudnicka23 1992 ± 0.120
Optimum Accuracy per manufacturer 23 1991 ± 0.134
Jansson25 1963 ± 0.135
Storey & Rabie26 1983 ± 0.160
Zadnik27 1992 ± 0.200
*

1.96 × standard deviation of mean differences