Relation between pubertal status and the development of microalbuminuria
| Pubertal status | Percentage with normal albumin excretion | Percentage with abnormal albumin excretion |
| Girls | ||
| Prepubertal | 94 (32/34) | 6 (2/34) |
| Pubertal | 86 (279/323) | 14 (44/323) |
| Postpubertal | 83 (126/151) | 17 (25/151) |
| Boys | ||
| Prepubertal | 97 (94/97) | 3 (3/97) |
| Pubertal | 94 (314/333) | 6 (19/333) |
| Postpubertal | 93 (63/68) | 7 (5/68) |
Values in parentheses are the numbers of patients.