Initial clinical findings (n=474)
| Symptoms | No of patients (%) |
|---|---|
| Haematuria | |
| Gross | 442 (93) |
| Microscopic | 32 (7) |
| Oedema | 397 (84) |
| Hypertension | 340 (72) |
| Nephrotic syndrome | 5 (1) |
| Impaired renal function: | |
| Serum creatinine | |
| 100–299 μmol/l | 126 (27) |
| ⩾300 μmol/l | 8 (2) |
| Circulatory congestion | 45 (10) |
| Seizures | 16 (3) |