Table 2.

Sensitivity and specificity in all possible cutoff levels

Number of “Yes” responses	Number of “Maybe/A Little” responses
	1	2	3	4	5	6	7	8	9	10	11
1	(0.99, 0.18)	(0.97, 0.35)	(0.94, 0.53)*	(0.89, 0.59)	(0.89, 0.65)	(0.87, 0.65)	(0.87, 0.65)	(0.86, 0.65)	(0.86, 0.65)	(0.86, 0.65)	(0.86, 0.65)
2	(0.98, 0.18)	(0.94, 0.47)	(0.87, 0.77)**	(0.79, 0.82)	(0.76, 0.88)	(0.73, 0.88)	(0.71, 0.88)	(0.69, 0.88)	(0.69, 0.88)	(0.69, 0.88)	(0.69, 0.88)
3	(0.97, 0.18)	(0.89, 0.47)	(0.79, 0.77)**	(0.70, 0.82)	(0.63, 0.88)	(0.55, 0.88)	(0.52, 0.88)	(0.49, 0.88)	(0.49, 0.88)	(0.49, 0.88)	(0.49, 0.88)
4	(0.96, 0.18)	(0.87, 0.53)	(0.76, 0.82)	(0.66, 0.88)	(0.55, 0.94)	(0.46, 0.94)	(0.43, 0.94)	(0.40, 0.94)	(0.39, 0.94)	(0.39, 0.94)	(0.39, 0.94)
5	(0.93, 0.18)	(0.84, 0.53)	(0.71, 0.82)	(0.59, 0.88)	(0.47, 1.00)	(0.37, 1.00)	(0.34, 1.00)	(0.30, 1.00)	(0.29, 1.00)	(0.29, 1.00)	(0.29, 1.00)
6	(0.91, 0.18)	(0.81, 0.53)	(0.65, 0.82)	(0.49, 0.88)	(0.35, 1.00)	(0.25, 1.00)	(0.21, 1.00)	(0.18, 1.00)	(0.17, 1.00)	(0.17, 1.00)	(0.17, 1.00)
7	(0.89, 0.18)	(0.79, 0.53)	(0.61, 0.82)	(0.42, 0.88)	(0.27, 1.00)	(0.16, 1.00)	(0.12, 1.00)	(0.09, 1.00)	(0.08, 1.00)	(0.08, 1.00)	(0.08, 1.00)
8	(0.87, 0.18)	(0.77, 0.53)	(0.58, 0.82)	(0.38, 0.88)	(0.24, 1.00)	(0.12, 1.00)	(0.09, 1.00)	(0.05, 1.00)	(0.04, 1.00)	(0.04, 1.00)	(0.04, 1.00)
9	(0.87, 0.18)	(0.77, 0.53)	(0.58, 0.82)	(0.37, 0.88)	(0.23, 1.00)	(0.12, 1.00)	(0.08, 1.00)	(0.04, 1.00)	(0.04, 1.00)	(0.04, 1.00)	(0.04, 1.00)
10	(0.87, 0.18)	(0.77, 0.53)	(0.56, 0.82)	(0.35, 0.88)	(0.21, 1.00)	(0.10, 1.00)	(0.06, 1.00)	(0.03, 1.00)	(0.02, 1.00)	(0.02, 1.00)	(0.02, 1.00)
11	(0.87, 0.18)	(0.75, 0.53)	(0.54, 0.82)	(0.34, 0.88)	(0.20, 1.00)	(0.08, 1.00)	(0.04, 1.00)	(0.01, 1.00)	(0.00, 1.00)	(0.00, 1.00)	(0.00, 1.00)

Notes:

^*Cutoff level by the author of the ESSENCE-Q.

^**Cutoff levels that have the sensitivity and the specificity both in 0.7–0.8 ranges, and also sensitivity > specificity.

Abbreviation: ESSENCE-Q, ESSENCE-Questionnaire.