Table 2 Summary of the cut points scores on the Somatic Symptom Scale-8 to discriminate the central sensitization syndrome among the somatic symptoms and related disorders patients (n = 126)
Cut point score | specificity [95%CI] | sensitivity [95%CI] | positive predictive value [95%CI] | negative predictive value [95%CI] |
|---|---|---|---|---|
10 | 0.52 [0.40–0.64] | 0.94 [0.84–0.99] | 0.57 [0.46–0.68] | 0.93 [0.81–0.99] |
11 | 0.63 [0.51–0.74] | 0.92 [0.81–0.98] | 0.63 [0.51–0.74] | 0.92 [0.81–0.98] |
12 | 0.72 [0.60–0.82] | 0.86 [0.74–0.94] | 0.68 [0.55–0.79] | 0.89 [0.78–0.95] |
13 | 0.77 [0.66–0.86] | 0.84 [0.71–0.93] | 0.72 [0.59–0.83] | 0.88 [0.78–0.95] |
14 | 0.80 [0.69–0.88] | 0.78 [0.65–0.89] | 0.73 [0.59–0.84] | 0.85 [0.74–0.92] |
15 | 0.85 [0.75–0.92] | 0.71 [0.56–0.83] | 0.77 [0.62–0.88] | 0.81 [0.71–0.89] |
16 | 0.91 [0.82–0.96] | 0.63 [0.48–0.76] | 0.82 [0.67–0.93] | 0.78 [0.68–0.86] |
17 | 0.93 [0.85–0.98] | 0.57 [0.42–0.71] | 0.85 [0.69–0.95] | 0.76 [0.66–0.84] |