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Table 1 Statistical analyses of results of VAS-anxiety and motor function as indexed by Purdue pegboard test

From: Mental imagery-induced attention modulates pain perception and cortical excitability

VAS for anxiety
   Baseline/pre intervention Post intervention
  Mental imagery group 1.32 ± 1.20 0.96 ± 1.25
  Control group 0.8 ± 0.94 0.43 ± 0.62
  Two-tailed unpaired t-test comparing values between groups P = 0.20 P = 0.13
Motor function as indexed by the Purdue pegboard test
  Left hand   
   Baseline/pre intervention Post intervention
  Mental imagery group 11.9 ± 2.5 12.24 ± 2.26
  Control group 11.98 ± 2.45 12.02 ± 2.51
  Two-tailed unpaired t-test comparing values between groups P = 0.98 P = 0.79
  Right hand   
   Baseline/pre intervention Post intervention
  Mental imagery group 12.74 ± 2.49 13.33 ± 2.48
  Control group 12.89 ± 2.44 13.27 ± 2.50
  Two-tailed unpaired t-test comparing values between groups P = 0.87 P = 0.95
  1. Visual analog scale = VAS. Expressed as: mean ± standard deviation.