Table 2

Individual case characteristics

Case	Age/sex	LN status	C5b-9 staining	LN class	Simultaneous skin/renal biopsy	AI/CI score	IFTA (%)	uPCR	Low C3 or C4	Elevated dsDNA
1	35F	Active	Negative	III/V	Yes	2/2	10	2.12	Yes	Yes
2	29F	Inactive	Positive	III	No	6/2	10	0	No	Yes
3*	44F	Inactive	Negative	IV	No			0.37	Yes	No
4	46M	Active	Positive	IV	Yes	8/2	15	5.8	Yes	Yes
5	25F	Inactive	Negative	III	No	6/6	10	0.64	No	Yes
6*	28F	Inactive	Negative	V	No			0.11	No	No
7*†	57F	Inactive	Negative		No
8	43F	Inactive	Negative	III	No	7/2	5	0	No	No
9	22M	Active	Positive	IV/V	Yes	6/4	30	2.9	No	Yes
10	39F	Active	Positive	IV	Yes	12/6	35	4.6	Yes	Yes
11	58M	Inactive	Negative	IV/V	No	14/2	30	0.7	Yes	Yes
12	34F	Inactive	Negative	V	Yes	0/1	5	1.2	Yes	Yes
13	25F	Active	Positive	III	No	5/6	25	6.46	No	Yes
14	30F	Active	Negative	IV/V	Yes	13/5	30	2.76	Yes	Yes
15	51M	Active	Negative	IV	Yes	15/5	40	2.70	Yes	Yes
16	30F	Active	Positive	III	Yes	10/0	7.5	9.80	Yes	Yes

*Renal biopsy interpretation not available in electronic health record.
†Anuric and did not provide labs at visit.
AI, Activity Index; CI, Chronicity Index; dsDNA, double-stranded DNA; IFTA, interstitial fibrosis tubular atrophy; LN, lupus nephritis; uPCR, urine protein creatinine ratio.