Table 1: Two-point discrimination distances by age group.

10s ( )20s ( )30s ( )40s ( )50s ( )60s ( )70s ( )80s ( )

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Unit: cm. One-way ANOVA revealed that two-point discrimination distances increased significantly with age ( = 217.03, ).
A multiple comparison test disclosed significant differences between the 10s and 20s, 20s and 30s, and 70s and 80s but not between any other two groups.