Table 2.

Sensitivity, specificity, positive and negative predictive values of cutaneous allodynia, myofascial trigger points, and reduced pain thresholds among women with visceral and somatic pain.

		Visceral	Somatic
Abdominal cutaneous allodynia	Yes	41	3	Sensitivity	0.66
				Specificity	0.84
	No	21	16	PPV	0.93
				NPV	0.43
				P < 0.001
Perineal cutaneous allodynia	Yes	38	4	Sensitivity	0.61
				Specificity	0.79
	No	24	15	PPV	0.91
				NPV	0.38
				P = 0.001
Abdominal trigger points	Yes	41	3	Sensitivity	0.66
				Specificity	0.84
	No	21	16	PPV	0.93
				NPV	0.43
				P < 0.001
Perineal trigger points	Yes	44	10	Sensitivity	0.70
				Specificity	0.47
	No	18	9	PPV	0.81
				NPV	0.33
				NS
Reduced pain thresholds	Yes	52	14	Sensitivity	0.83
				Specificity	0.26
	No	10	5	PPV	0.79
				NPV	0.33
				NS