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Association between the duration of hypertension and kidney tissue immunofluorescence findings.
| Duration of disease (years) | n | Immunofluorescence results (positive, n)
|
|||||
|---|---|---|---|---|---|---|---|
| IgG | IgA | IgM | C3 | C4 | C1q | ||
| 6–10 | 15 | 0 | 1 | 3 | 1 | 0 | 0 |
| 11–15 | 12 | 0 | 2 | 4 | 2 | 0 | 0 |
| 16–20 | 14 | 1 | 4 | 8 | 5 | 1 | 1 |
| >20 | 6 | 0 | 2 | 5 | 4 | 0 | 1 |
