Table 1.

Protein activities in control plasma and protein retention in plasma treated with riboflavin and UV light.

Protein	Reference range	Control (Mean ± SD)	Protein retention in treated plasma (Mean ± SD)
Fibrinogen (mg/dL)	145–385	309 ± 51	67 ± 10%
Factor II (IU/mL)	0.65–1.54	1014 ± 0.10	87 ± 5%
Factor V (IU/mL)	0.54–1.45	1.28 ± 0.18	82 ± 7 = %
Factor VII (IU/mL)	0.62–1.65	1.24 ± 0.18	85 ± 7%
Factor VIII (IU/mL) clotting	0.50–1.50	0.96 ± 0.27	70 ± 6%
Factor VIII (IU/mL) chromogenic	0.45–1.68	0.96 ± 0.24	81 ± 9%
Factor IX (IU/mL)	0.45–1.48	1.02 ± 0.16	82 ± 11%
Factor X (IU/mL)	0.68–1.48	1.09 ± 0.12	85 ± 5%
Factor XI (IU/mL)	0.42–1.44	1.14 ± 0.17	68 ± 8%
Factor XIII (IU/mL)	0.60–1.69	0.86 ± 0.18	113 ± 17%
Antithrombin III (IU/mL)	0.72–1.45	1.02 ± 0.06	98 ± 7%
Protein C (IU/mL)	0.58–1.64	1.07 ± 0.10	98 ± 11
Protein S (IU/mL)	0.56–1.68	1.04 ± 0.13	98 ± 6
α-2 Antiplasmin (IU/mL)	0.72–1.32	1.00 ± 0.08	97 ± 6
vWF antigen (IU/mL)	0.50–1.50	1.10 ± 0.32	99 ± 6
vWF multimers	–	Normal	Abnormal*
vWF protease (ADAMTS-13)	67–177	97 ± 13	88 ± 19
Total protein	48–64	61.5 ± 2.2	101 ± 2

^*The abnormal results reported for vWF multimers was a loss of MW multimers.