Table 1.

Prognostic values for good outcome for comatose patients based on the progression of auditory, tactile, or combinations of auditory and tactile discrimination results

	Audio	Tactile	Audio and Tactile	Audio or Tactile
Positive predictive value (95% CI)	0.73 (0.52–0.88)	0.58 (0.37–0.78)	0.63 (0.24–0.91)	0.68 (0.49–0.83)
Sensitivity (95% CI)	0.46 (0.31–0.63)	0.34 (0.20–0.51)	0.12 (0.04–0.26)	0.56 (0.40–0.72)
Specificity (95% CI)	0.72 (0.51–0.88)	0.60 (0.39–0.79)	0.88 (0.69–0.97)	0.56 (0.35–0.76)
Negative predictive value (95% CI)	0.45 (0.29–0.62)	0.36 (0.22–0.52)	0.38 (0.26–0.52)	0.44 (0.26–0.62)
Accuracy (95% CI)	0.56 (0.35–0.57)	0.44 (0.25–0.46)	0.41 (0.19–0.37)	0.56 (0.39–0.63)

Values above chance level are highlighted in bold.