Table 3.
Demographic and clinical characteristics among individuals in the Rutgers Nutrition and Kidney Database (N = 113).
| Variable | n | Mean ± SD | Median (25–75th percentiles) | Minimum–maximum |
|---|---|---|---|---|
| Age (years) | 55.8 ± 12.2 | 55.8 (48.4 − 63.7) | 21.5 − 80.7 | |
| Weight (kg) | 86.5 ± 21.0 | 84.4 (71.8 − 98.8) | 47.1 − 150.8 | |
| Height (cm) | 169.4 ± 10.1 | 170.9 (162.0 − 177.0) | 143.9 − 193.6 | |
| BMI (kg/m2) | 30.1 ± 6.8 | 28.9 (25.3 − 34.4) | 18.7 − 50.8 | |
| CRP (mg/L) | 10.5 ± 14.9 | 5.4 (1.3 − 12.0) | 0.1 − 93.0 | |
| Albumin (g/dL) | 4.2 ± 0.4 | 4.2 (3.9 − 4.5) | 3.1 − 5.4 | |
| Dialysis Vintage (months) | 61.1 ± 69.6 | 42.0 (21.0 − 84.0) | 3.5 − 411.0 | |
| mREE (kcal) | 1521.8 ± 334.4 | 1448.6 (1296.7 − 1684.3) | 880.6 − 2448.1 | |
| Male | 66 | 1660.8 ± 331.2 | 1588.8 (1427.3 − 1859.7) | 880.6 − 2448.1 |
| Female | 47 | 1326.5 ± 225.1 | 1327.7 (1127.0 − 1478.7) | 995.0 − 1873.6 |
| <65 years | 87 | 1581.8 ± 335.8 | 1509.0 (1337.1 − 1829.7) | 1028.2 − 2448.1 |
| ≥65 years | 26 | 1320.9 ± 242.2 | 1296.6 (1091.6 − 1543.1) | 880.6 − 1688.6 |
| MHDE-CRP REE (kcal) | 1516.5 ± 284.4 | 1485.8 (1334.4 − 1701.8) | 882.4 − 2340.8 | |
| Male | 66 | 1652.9 ± 244.8 | 1606.3 (1484.4 − 1756.8) | 1241.6 − 2340.9 |
| Female | 47 | 1325.0 ± 219.2 | 1316.0 (1192.3 − 1419.5) | 882.4 − 1969.0 |
| <65 years | 87 | 1575.5 ± 276.6 | 1508.9 (1394.0 − 1733.7) | 1057.4 − 2340.8 |
| ≥65 years | 26 | 1319.1 ± 215.5 | 1336.4 (1146.6 − 1490.8) | 882.4 − 1727.4 |
| Vilar REE (kcal) | 1728.0 ± 271.5 | 1692.5 (1558.1 − 1922.0) | 1038.4 − 2417.4 | |
| Male | 66 | 1827.6 ± 238.9 | 1801.4 (1639.7 − 2011.2) | 1326.4 − 2417.4 |
| Female | 47 | 1588.2 ± 254.2 | 1502.8 (1407.2 − 1703.4) | 1038.4 − 2246.5 |
| <65 years | 87 | 1805.1 ± 242.1 | 1746.2 (1627.8 − 2000.9) | 1308.3 − 2417.4 |
| ≥65 years | 26 | 1407.1 ± 196.9 | 1495.7 (1337.3 − 1800.2) | 1038.4 − 1772.8 |
| Cuppari REE (kcal) | 1543.1 ± 300.0 | 1510.0 (1351.0 − 1712.1) | 863.8 − 2522.3 | |
| Male | 66 | 1653.0 ± 279.5 | 1594.2 (1446.8 − 1793.5) | 1149.0 − 2522.3 |
| Female | 47 | 1388.6 ± 258.8 | 1368.2 (1217.9 − 1519.1) | 863.8 − 2124.9 |
| <65 years | 87 | 1617.1 ± 286.3 | 1551.5 (1429.9 − 1782.8) | 1010.7 − 2522.3 |
| ≥65 years | 26 | 1295.5 ± 195.8 | 1304.1 (1148.6 − 1455.4) | 863.8 − 1587.9 |
BMI: body mass index; cm: centimetres; CRP: C-reactive protein; g/dL: grams per decilitre; IQR: interquartile range; kcal: kilocalories; kg: kilograms; kg/m2: kilograms per metre squared; Max: maximum; Min: minimum; MHDE-CRP REE: maintenance haemodialysis C-reactive protein equation for resting energy expenditure; mREE: measured resting energy expenditure; REE: resting energy expenditure; SD: standard deviation.