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Table 7 Results of specificity Sp, sensitivity Sn, negative predictive value NPV, positive predictive value PPV Results by cut-off ≥2/5

From: Head-Eye movement control tests in patients with chronic neck pain; Inter-observer reliability and discriminative validity

Rater/ Test

Sp

Sn

NPV

PPV

Rater 1/ Test sitting

73.68

86.96

82.35

80.00

Rater 2/ Test sitting

73.68

82.61

77.78

79.17

Rater 1/ Test standing

84.21

82.61

80.00

86.36

Rater 2/ Test standing

78.95

86.96

83.33

83.33