Table 1 Demographic and clinical characteristics of patients at inclusion visit
eGFR ≤ 90* n = 162 | eGFR > 90* n = 230 | Total* n = 392 | P | |
|---|---|---|---|---|
Age groups (in years) | ||||
18–27 | 36 (22.2) | 119 (51.7) | 155 (39.5) | < 0.001 |
28–37 | 80 (49.4) | 89 (38.7) | 169 (43.1) | |
38–47 | 26 (16.0) | 18 (7.8) | 44 (11.2) | |
48–57 | 19 (11.7) | 4 (1.7) | 23 (5.9) | |
> 57 | 1 (0.6) | 0 (0.0) | 1 (0.3) | |
Ethnic background | ||||
Caucasian | 99 (61.1) | 128 (55.7) | 227 (57.9) | 0.77 |
Afro-descendant | 17 (10.5) | 27 (11.7) | 44 (11.2) | |
Mixed race | 45 (27.0) | 72 (31.3) | 117 (29.8) | |
Indigenous | 0 (0.0) | 1 (0.4) | 1 (0.3) | |
Asian | 1 (0.6%) | 2 (0.9) | 3 (0.9) | |
BMI1 category (kg/m2) | ||||
Underweighta | 3 (1.9) | 7 (3.0) | 10 (2.6) | 0.59 |
Normalb | 69 (42.6) | 117 (50.9) | 186 (47.4) | |
Overweightc | 68 (42.0) | 77 (33.5) | 145 (37.0) | |
Obesity class 1d | 16 (9.9) | 21 (9.1) | 37 (9.4) | |
Obesity class 2e | 3 (1.9) | 4 (1.7) | 7 (1.8) | |
Obesity class 3f | 0 (0.0) | 1 (0.4) | 1 (0.3) | |
Not measured | 3 (1.8) | 3 (1.3) | 6 (1.5) | |
Blood pressure (BP) category | ||||
Normalg | 101 (62.3) | 131 (57) | 232 (59.2) | 0.64 |
High normalh | 44 (27.2) | 75 (32.6) | 119 (30.4) | |
Hypertension stage 1i | 13 (8.0) | 20 (8.7) | 33 (8.4) | |
Hypertension stage 2j | 4 (2.5) | 4 (1.7) | 8 (2.0) | |
Semi-quantitative proteinuria | ||||
Absent | 120 (74.1) | 172 (74.8) | 292 (74.5) | 0.85 |
30–100 mg/dL | 12 (7.4) | 14 (5.7) | 26 (6.4) | |
100–300 mg/dL | 2 (1.2) | 4 (1.7) | 6 (1.5) | |
300–1000 mg/dL | 1 (0.6) | 1 (0.4) | 2 (0.5) | |
> 1000 mg/dL | 0 (0.0) | 1 (0.4) | 1 (0.3) | |
Not measured | 27 (16.7) | 39 (17.0) | 66 (16.8) | |