Table 2 Baseline characteristics
Variable | Control (n = 68) | LI (n = 74) | p value |
|---|---|---|---|
Age (years) | 63.5[9.4] | 60.5[14.2] | 0.23 |
Male sex, n(%) | 41(60.3) | 44(59.5) | 0.92 |
African, n(%) | 0(0) | 1(1.4) | 0.34 |
Diabetes, n(%) | 27(42.2) | 32(43.8) | 0.85 |
Systolic blood pressure (mmHg) | 133[26.5] | 130[18] | 0.18 |
Diastolic blood pressure (mmHg) | 80[12] | 78[10] | 0.56 |
Medications | |||
 ACE inhibitor, n(%) | 34(53.1) | 34(47.9) | 0.54 |
 ARB, n(%) | 30(45.5) | 44(59.5) | 0.10 |
 Thiazide, n(%) | 16(25) | 13(18.3) | 0.35 |
 Spironolactone, n(%) | 1(1.4) | 3(4.9) | 0.89 |
 Loop diuretics, n(%) | 14(20.6) | 15(21.2) | 0.24 |
 Statin, n(%) | 41(64.1) | 46(64.8) | 0.93 |
Primary cause of renal disease | |||
 Glomerular nephritis, n(%) | 2(2.9) | 7(9.5) | 0.11 |
 Analgesic nephropathy, n(%) | 0(0) | 2(2.7) |  |
 Renal vascular disease, n(%) | 5(7.4) | 5(6.8) | 0.89 |
 Polycystic kidney disease, n(%) | 4(5.9) | 4(5.4) | 0.90 |
 Reflux nephropathy, n(%) | 1(1.5) | 1(1.4) | 0.95 |
 Pyelonenephritis, n(%) | 1(1.5) | 1(1.4) | 0.95 |
 Calculi, n(%) | 0(0) | 1(1.4) |  |
 Type 1 diabetes (insulin), n(%) | 0(0) | 1(1.4) |  |
 Type 2 diabetes (non-insulin), n(%) | 3(4.4) | 5(6.8) | 0.55 |
 Type 2 diabetes (insulin), n(%) | 10(14.7) | 5(6.8) | 0.12 |
 Focal segmental glomerulosclerosis, n(%) | 3(4.4) | 2(2.7) | 0.58 |
 IgA nephropathy, n(%) | 4(5.9) | 4(5.4) | 0.90 |
 Other, n(%) | 24(35.3) | 21(28.4) | 0.38 |
 Unknown, n(%) | 5(7.4) | 6(8.1) | 0.87 |