Table 4.

Biomarker profiling for the 5 C4Nef-positive patients

Patient No.	C3, g/L (ref 0.9–1.8)	C3c, mg/L (ref < 2)	C4, g/L (ref 0.15–0.47)	C4a, mg/L (ref <0.72)	C2, mg/L (ref 34–50)	fB, mg/L (ref 155–250)	Ba, mg/L (ref <1.2)	Bb, mg/L (ref <1.2)	C5, mg/dL (ref 55–125)	P, mg/L (ref 11–33)	sC5b-9, mg/L (ref <0.3)
1	<0.1	2.3	0.18	0.17	35.3	200	0.3	0.9	39.5	9.3	1.6
2	0.25	2.0	0.45	0.78	27.1	171	2.0	2.0	40.2	8.4	2.8
3	0.4	2.7	0.24	0.71	38.2	163	1.2	2.0	35.5	10.3	1.9
4	0.65	2.1	0.34	1.22	35.7	158	1.4	1.3	61.7	21.3	0.8
5	0.11	3.4	0.19	0.25	35.9	225	0.7	1.1	24.9	10.5	1.9

Note: Date of testing as for Table 3; normal reference (ref) values are listed under each biomarker C4NeF, C4 nephritic factor