Table 1.
Characteristics and laboratory data of MHD patients with and without sarcopenia.
| Variable | NSP (n=82) | SP (n=23) | t/χ2/Z | p |
|---|---|---|---|---|
| Age (years) | 55.40±1.58 | 59.78±3.14 | −1.282 | 0.203 |
| Gender (M/F) | 45/37 | 14/9 | 0.262 | 0.609 |
| Dialysis duration (years) | 4.56±0.32 | 6.32±0.82 | −1.976 | 0.048 |
| BMI (kg/m2) | 23.09±0.54 | 20.26±0.72 | −2.553 | 0.011 |
| HS (kg) | 24.71±0.53 | 17.73±1.20 | −4.733 | <0.01 |
| SMI (kg/m2) | 7.93±0.20 | 5.07±0.26 | −6.240 | <0.01 |
| Cr (μmol/L) | 900.32±53.17 | 876.37±61.06 | −0.221 | 0.825 |
| SBP (mmHg) | 147.88±4.23 | 148.69±9.59 | −0.391 | 0.696 |
| DBP (mmHg) | 90.57±2.72 | 83.70±5.55 | 1.161 | 0.248 |
| TC (mmol/L) | 3.78±0.17 | 4.07±0.39 | −0.662 | 0.508 |
| TG (mmol/L) | 2.59±0.25 | 1.93±0.36 | −1.364 | 0.173 |
| LDL-C (mmol/L) | 2.87±0.16 | 2.95±0.29 | −0.046 | 0.963 |
| FBS (mmol/L) | 7.76±0.44 | 7.91±0.74 | −0.666 | 0.505 |
| Ab (g/L) | 28.26±1.14 | 27.18±2.34 | −0.504 | 0.615 |
| Hb (g/L) | 88.08±2.73 | 89.87±3.35 | −0.328 | 0.744 |
| VitD (ng/mL) | 30.00±1.01 | 25.13±1.93 | 2.259 | 0.026 |
| Ca (mmol/L) | 2.03±0.04 | 1.96±0.08 | −0.608 | 0.543 |
| P (mmol/L) | 1.88±0.11 | 1.42±0.17 | −2.038 | 0.042 |
| hs-CRP (mg/L) | 6.73±0.58 | 7.56±1.28 | −0.535 | 0.593 |
| ccf-mtDNA (105 copies/uL) | 3.72±0.27 | 6.19±0.77 | −3.452 | <0.01 |
BMI – body mass index; HS – handgrip strength; SMI – skeletal muscle index; Cr – creatinine; SBP – systolic blood pressure; DBP – diastolic blood pressure; TC – total cholesterol; TG – triglyceride; LDL-C – low-density lipoprotein cholesterol; FBS – fasting blood sugar; Ab – albumin; Hb – hemoglobin; VitD – vitamin D; Ca – calcium; P – phosphorus; hs-CRP – high-sensitivity C-reactive protein; ccf-mtDNA – circulating cell-free mitochondrial DNA.