| A | B | C1 | C2 | D |
---|---|---|---|---|---|
HAA ELISA titer | + | ++ | +++ | +++ | ++++ |
pIgA trap value | Middle | Middle | Middle | High | Middle |
IgA deposition area | Middle | High | Low | Low | High |
IgG deposition area | Middle | Middle | Low | Low | Low |
C3 deposition area | Middle | High | Middle | Middle | Low |
Age | Middle | Middle | High | Low | High |
Urinary protein excretion | High | High | Low | Low | Middle |
Hematuria | ++++ | ++ | +++ | + | +++ |
Serum creatinine | High | High | Middle | Low | Middle |
eGFR | Low | Low | Middle | High | Middle |
Serum IgA | Low | Middle | Low | High | High |
Serum C3 | Low | Low | Low | Low | High |
Histological grade | Middle | High | Middle | Low | High |