Table 3.

Recovery percentage of some hormones in high- and low-volume plasma for quality controls

Hormone	High volume (250 μL)		Low volume (10 μL)
	High QC	LowQC	High QC	LowQC
Cortisol	109.7	116.2	116.8	88.1
ll-KT	113.5	98.9	80.2	60.2
Progesterone	96.8	118.3	ND	113
Testosterone	71.1	78	94.1	ND
17OH-Progesterone	107.8	97.1	111.7	ND
Aldosterone	80.4	84.2	110.7	ND
Dihydrotestosterone	79	71.3	ND	ND
Equilin	111.5	119	111.9	103.2
Estrone	83.9	77	84.7	ND
Estradiol*	116.1	125.9	119.3	87.8
Estriol	113.9	109.9	60.1	58
Ethinylestradiol	92.8	95.2	107	114.4

^*Data are based on the quantification of derivatized Estradiol. ND, not determined.