Table 1. Clinical, biological and histological characteristics of the population. Values are means ± standard deviation.
| Clinical data(n = 61) | |||
|---|---|---|---|
| Age (years) | 36.3 ± 13.6 | ||
| Sex ratio (men:women) | 2.2:1 | ||
| Follow-up (months) | 48.9 ± 38.1 | ||
| BMI (kg/m2) | 25.7 ± 5.9 | ||
| HBP | 19 (30.6%) | ||
| - systolic BP (mmHg) | 134 ± 21 | ||
| - diastolic BP (mmHg) | 79 ± 16 | ||
| Prior RAAS blockade | 24.2% | ||
| Biological data (n = 61) | |||
| Creatininemia (mg/L) | 21.8 ± 19.6 | ||
| eGFR (mL/min/1.73 m2) | 60 ± 36 | ||
| RF at diagnosis | 37.7% | ||
| Proteinuria (g/24h) | 2.3 ± 2.3 | ||
| Nephrotic syndrom | 5 (8.2%) | ||
| Hematuria | 56 (91.9%) | ||
| Histological data(n = 56) | |||
| M item | M0 n = 31 (55.4%) | M1 20 (35.7%) | NA 5 (8.9%) |
| E item | E0 46 (82.1%) | E1 8 (14.3%) | NA 2 (3.6%) |
| S item | S0 21 (37.5%) | S1 34 (60.7%) | NA 1 (1.8%) |
| T item | T0 32 (57.1%) | T1 12 (21.4%) | T2 12 (21.4%) |
| Extra-capillary proliferation | Absent n = 40 (71.4%) | Present n = 16 (28.6%) | |
Abbreviations: BMI: Body Mass Index; HBP: High Blood Pressure, defined as systolic BP >140 mmH, or diastolic BP >90 mmHg, or previous antihypertensive drug intake; BP: Blood Pressure; RAAS: Renin-Angiotensin-Aldosteron System; eGFR: estimated Glomerular Filtration Rate by MDRD; RF: Renal Failure, defined as eGFR <60 mL/min/1.73 m2; NA: Not Available (no analyzable glomerulus).