Histological findings association in patients with LN with aPLN in the analyzed subgroups. Values are n unless otherwise specified.
| Variables | aPL+ with Histological aPLN, Group 1, n = 43 | aPL– with Histological aPLN, Group 2, n = 45 | aPL– without Histological aPLN, Group 3, n = 119 | aPL+ without Histological aPLN, Group 4, n = 24 | Group 1 vs Group 2, p |
|---|---|---|---|---|---|
| Thrombotic microangiopathy | 12 | 6 | 0 | 0 | 0.896 |
| Chronic lesions | 35 | 39 | 0 | 0 | 0.699 |
| Fibrous intimal hyperplasia | 35 | 37 | 0 | 0 | 0.852 |
| Arterial fibrous or fibrocellular occlusion | 6 | 9 | 0 | 0 | 0.451 |
| Tubular thyroidization | 8 | 9 | 0 | 0 | 0.868 |
| Focal cortical atrophy | 2 | 2 | 0 | 0 | 1.000 |
LN: lupus nephritis; aPL: antiphospholipid antibodies; aPLN: aPL-associated nephropathy.