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Table 1 Mean and median errors for vertical and horizontal tasks

From: From line to dots: an improved computerised rod and frame system for testing subjective visual vertical and horizontal

   Frame-18 Frame° Frame+18
   Mean ± SD Median Mean ± SD Median Mean ± SD Median
Vertical
(n = 51)
S -1.52 ± 1.61 -1.44 -0.24 ± 0.44 -0.25 0.87 ± 1.16 0.69
  US 1.26 ± 0.75 1.63 0.44 ± 0.31 0.38 1.34 ± 1.03 1.00
Horizontal
(n = 52)
S -0.99 ± 3.31 -0.25 0.14 ± 0.29 0.07 0.12 ± 4.76 0.63
  US 1.20 ± 3.25 0.50 0.32 ± 0.24 0.38 1.96 ± 4.43 0.71
  1. Comparison of mean and median signed (S) and unsigned (US) errors (degrees from gravitational vertical and horizontal) for rod as line, SVH versus SVV (different individuals).