Table 2.
Baseline characteristics of participants.
| Characteristics | All (n = 320) | Female (n = 154) | Male (n = 166) |
|---|---|---|---|
| Age (years) | 55 ± 16.4 | 52 ± 15.3 | 57 ± 13.8 |
| Weight (kg) | 50.5 ± 13.8 | 48 ± 12.1 | 53 ± 14.5 |
| Height (m) | 1.65 ± 0.2 | 1.57 ± 0.1 | 1.68 ± 0.2 |
| BMI (kg/m2) | 21.6 ± 3.1 | 18.8 ± 1.3 | 20.3 ± 3.6 |
| BSA (m2) | 1.68 ± 0.2 | 1.63 ± 0.2 | 1.72 ± 0.2 |
| Muscle mass (kg) | 22.5 ± 5.8 | 19.8 ± 3.8 | 21.9 ± 10.8 |
| Soft lean mass (kg) | 39.6 ± 8.7 | 38.6 ± 4.4 | 41.3 ± 8.0 |
| Body fat mass (kg) | 10.4 ± 9.6 | 10.7 ± 8.1 | 11.8 ± 4.2 |
| Fat free mass (kg) | 41.3 ± 7.3 | 40.8 ± 2.7 | 41.4 ± 7.7 |
| Proteinuria (g/day) | 0.42 ± 0.5 | 0.42 ± 0.3 | 0.43 ± 0.6 |
| Blood urea nitrogen (mg/dL) | 27.3 ± 19.4 | 25.7 ± 18.2 | 30.8 ± 20.4 |
| Serum creatinine (mg/dL) | 2.5 ± 1.6 | 2.4 ± 1.2 | 2.6 ± 1.7 |
| Serum albumin (g/dL) | 2.6 ± 1.7 | 2.5 ± 1.8 | 2.6 ± 1.5 |
| Mean arterial blood pressure (mmHg) | 72.6 ± 11.6 | 71.8 ± 12.4 | 72.1 ± 14.2 |
| Hypertension (n, (%)) | 33 (10.3) | 14 (9.1) | 19 (11.4) |
| Reference GFR (mL/min/1.73 m2) | 60.5 ± 33.4 | 54.6 ± 31.8 | 62.3 ± 28.7 |
| Reference GFR by category of CKD (n, (%)) | |||
| G1 (eGFR ≥ 90 mL/min/1.73 m2) | 77 (24.1) | 35 (22.7) | 42 (25.3) |
| G2 (eGFR 60–89 mL/min/1.73 m2) | 62 (19.4) | 34 (22.1) | 28 (16.9) |
| G3a (eGFR 45–59 mL/min/1.73 m2) | 49 (15.3) | 22 (14.3) | 27 (16.3) |
| G3b (eGFR 30–44 mL/min/1.73 m2) | 69 (21.5) | 31 (20.1) | 38 (22.9) |
| G4 (eGFR 15–29 mL/min/1.73 m2) | 38 (11.9) | 20 (13.0) | 18 (10.8) |
| G5 (eGFR < 15 mL/min/1.73 m2) | 25 (7.8) | 12 (7.8) | 13 (7.8) |
| Types of primary malignancy (n, (%)) | |||
| Solid malignancy | 299 (93.4) | 146 (94.8) | 153 (92.2) |
| Hematologic malignancy | 21 (6.6) | 8 (5.2) | 13 (7.8) |
| Stages of malignancy (n, (%)) | |||
| Stage 1 | 164 (51.3) | 87 (56.5) | 77 (46.4) |
| Stage 2 | 139 (43.4) | 61 (39.6) | 78 (47.0) |
| Stage 3 | 17 (5.3) | 6 (3.9) | 11 (6.6) |
| Stage 4 | 0 (0) | 0 (0) | 0 (0) |
Data are shown as the mean ± SD unless otherwise specified.
BMI, body mass index; BSA, body surface area; CKD, chronic kidney disease.