Table 3.

Summary of calibration curves (n =5)

Nominal concentration (ng/mL)		Measured mean concentration (ng/mL) ± S.D	CV(%)
8-Iso-PGF2α	50	49.56 ± 2.11	4.26
	25	25.54 ± 1.01	3.96
	10	9.70 ± 0.57	5.88
	2	1.97 ± 0.14	7.38
	1	0.90 ± 0.00	6.42
	0.1	0.09 ± 0.01	7.44
	0.05	0.04 ± 0.00	6.43
8-Iso-15R-PGF2α	50	47.24 ± 1.2	2.68
	25	24.22 ± 1.13	4.67
	10	9.68 ± 0.22	2.32
	2	1.93 ± 0.09	5.16
	1	0.94 ± 0.02	2.92
	0.1	0.09 ± 0.00	5.55
	0.05	0.04 ± 0.00	4.90
PGF2α	50	51.48 ± 1.69	3.28
	25	25.04 ± 0.88	3.53
	10	10.02 ± 0.51	5.15
	2	1.86 ± 0.08	4.59
	1	0.89 ± 0.06	6.89
	0.1	0.09 ± 0.01	12.67
	0.05	0.04 ± 0.00	19.39
15R-PGF2α	50	50.15 ± 1.62	3.25
	25	25.47 ± 0.35	1.41
	10	9.43 ± 0.14	1.54
	2	1.79 ± 0.09	5.29
	1	0.89 ± 0.02	3.05
	0.1	0.09 ± 0.00	4.44
	0.05	0.04 ± 0.00	14.15

%CV = coefficient of variation (SD/mean × 100)