Table 1.
Descriptive statistics at first annual follow-up visit (visit 2) and ratios from baseline visit (visit 1) to visit 2 (n = 360)
| Variable | Visit 2 | Visit 2/Visit 1 |
|---|---|---|
| Age (yr; median [IQR]) | 12.10 (8.80 to 15.70) | 1.10 (1.07 to 1.15)a |
| Height (m; median [IQR]) | 1.50 (1.20 to 1.60) | 1.04 (1.02 to 1.06)a |
| Weight (kg; median [IQR]) | 40.00 (26.00 to 56.70) | 1.10 (1.05 to 1.17)a |
| BSA (m2; median [IQR]) | 1.30 (0.90 to 1.60) | 1.07 (1.04 to 1.11)a |
| Glomerulonephritis diagnosis (%) | 20 | – |
| Male gender (%) | 61 | – |
| White race (%) | 72 | – |
| Ht/SCr (m/mg per dl; median [IQR]) | 1.00 (0.70 to 1.30) | 0.96 (0.85 to 1.08) |
| BUN (mg/dl; median [IQR]) | 30.0 (22.0 to 41.0) | 1.05 (0.86 to 1.29) |
| Albumin (g/dl; median [IQR]) | 4.30 (4.10 to 4.50) | 1.00 (0.95 to 1.04) |
| Phosphate (mg/dl; median [IQR]) | 4.70 (4.20 to 5.10) | 1.02 (0.95 to 1.14) |
| Calcium (mg/dl; median [IQR]) | 9.70 (9.30 to 10.00) | 1.00 (0.97 to 1.03) |
| Glucose (mg/dl; median [IQR]) | 89.00 (83.00 to 95.00) | 0.99 (0.88 to 1.06) |
| Urine protein/urine creatinine (median [IQR]) | 0.50 (0.20 to 1.10) | 1.00 (0.72 to 1.55) |
| Hemoglobin (g/dl; median [IQR]) | 12.70 (11.70 to 13.70) | 1.01 (0.95 to 1.06) |
| Potassium (mmol/L; median [IQR]) | 4.50 (4.20 to 4.90) | 1.00 (0.94 to 1.08) |
| Systolic BP (mmHg; median [IQR]) | 107.00 (99.00 to 116.00) | 1.01 (0.93 to 1.09) |
| Hem to rit (%; median [IQR]) | 37.10 (34.20 to 40.00) | 1.00 (0.95 to 1.06) |
| Carbon dioxide (mmol/L; median [IQR]) | 21.00 (19.00 to 23.00) | 1.00 (0.91 to 1.11) |
| Sodium (mmol/L; median [IQR]) | 140.00 (138.00 to 141.00) | 1.00 (0.99 to 1.01) |
| Cystatin C (mg/L; median [IQR] ;n = 213) | 2.00 (1.60 to 2.50) | 1.08 (0.95 to 1.27) |
| iGFR (ml/min per 1.73 m2; median [IQR]) | 42.20 (31.60 to 53.40) | 0.98 (0.87 to 1.11) |
IQR, interquartile range.
a
IQRs that do not contain 1.0.