Clinicopathological Characteristics and Outcomes of Chinese Patients with Scanty Immune Deposits Lupus Nephritis: A Large Cohort Study from a Single Center

Table 3

Comparison of plasma complement components levels between patients with scanty immune deposits and immune complex deposits lupus nephritis.

	Scanty immune deposits	Immune complex deposits	𝑃 value	Normal range
Number of patients	40	276
C1q (ug/mL) (mean ± SD)	34.78±5.65	22.17±3.08	0.005	61.96±10.50
MBL (ng/mL); (median; interquartile range)	2223; 575–3719	1768; 476–2879	0.663	1532±1020
Properdin (ug/mL) (mean ± SD)	13.26±6.32	15.39±6.05	0.379	22.58±9.67
Bb (ug/mL); (median; interquartile range)	1.81; 0.62–2.54	1.01; 0.7–1.74	0.02	0.69±0.45
C4BP (ug/mL) (mean ± SD)	243.23±131.54	221.56±79.25	0.262	326.59±87.25
Factor H (ug/mL) (mean ± SD)	302.19±110.47	407.52±181.44	0.002	515.04±134.08
C3 (mg/mL); (median; interquartile range)	0.58; 0.38–1.22	0.54; 0.31–0.81	0.671	0.80±0.17
C3a (ng/mL); (median; interquartile range)	4.09; 1.5–801.27	3.15; 1–562.32	0.321	100.87±70.55
C5a (ng/mL); (median; interquartile range)	20.32; 11.26–30.79	17.25; 10.41–29.33	0.454	9.32±7.88
Soluble C5b-9 (ng/mL); (median; interquartile range)	3.00; 1–754.35	4.10; 1–698.41	0.239	467.41±545.23

𝑃<0.05, italic values refer to the significant value between the two groups.