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Table 1 Validity Results

From: An investigation into the validity of cervical spine motion palpation using subjects with congenital block vertebrae as a 'gold standard'

 

All Blocks

C2-3 Block

C5-6 Block

Kappa Values

K = 0.675

K = 0.756

K = 0.460

 

SE = 0.041

SE = 0.045

SE = 0.091

 

Z = 17.067

Z = 16.823

Z = 5.039

Specificity

98%

98%

91%

Sensitivity

74%

78%

55%

  1. K = Kappa coefficient SE = Standard Error Z = Test Statistic Specificity is the ability to correctly identify non-fixed segments Sensitivity is the ability to detect a fixation if present