Table 2.

Combination of abnormal screening test results for UFC, DST, and salivary cortisol (Sal F) by RIA and/or LC-MS/MS

	Subjects with normal DST	n	Subjects with abnormal DST	n
Abnormalities among 326 subjects with data from at least 3 tests	UFC	6	DST	20
	Sal F RIA	18	DST + UFC	3
	Sal F LC-MS/MS	11	DST + Sal F RIA	5
	UFC + Sal F RIA	1	DST + Sal F LC-MS/MS	0
	UFC + Sal F LC-MS/MS	1	DST + Sal F RIA & LC-MS/MS	1
	Sal F RIA and LC-MS/MS	6	DST + UFC + Sal F RIA	1
			DST + UFC + Sal F LC-MS/MS	0
			DST + UFC + Sal F RIA & LC-MS/MS	1
Total		43		31
Abnormalities among 43 subjects with data from only 2 screening tests
	Sal F RIA	3	DST	3
	Sal F LC-MS/MS	2
	UFC + Sal F RIA	2
Total		7		3
Total no. of abnormalities in both groups: 84