Table 1 |
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|
Unadjusted and multivariate adjusted Spearman's correlation coefficients of baseline serum leptin and nutritional clinical and laboratory parameters in the study population at baseline |
||||
|
Raw |
Adjusteda |
|||
|
R |
P |
R |
P |
|
|
|
||||
|
Dietary intake |
||||
|
Energy intake (kcal/kg/d) |
-0.133 |
0.21 |
-0.170 |
0.17 |
|
Protein intake (g/kg/d) |
-0.231 |
0.027 |
-0.177 |
0.15 |
|
nPNA |
0.005 |
0.97 |
0.079 |
0.46 |
|
Biochemical markers |
||||
|
Albumin (g/dL) |
0.216 |
0.030 |
0.065 |
0.55 |
|
Creatinine (mg/dL) |
-0.014 |
0.89 |
0.082 |
0.44 |
|
Cholesterol (mg/dL) |
0.217 |
0.029 |
0.060 |
0.57 |
|
Transferrin (mg/dL) |
0.161 |
0.11 |
0.056 |
0.61 |
|
IL-6 (mcg/ml) |
-0.105 |
0.31 |
0.012 |
0.92 |
|
Anthropometric measurements |
||||
|
BMI (kg/m2) |
0.758 |
< 0.001 |
- |
- |
|
TSF (mm) |
0.696 |
< 0.001 |
0.319 |
0.008 |
|
MAC (cm) |
0.751 |
< 0.001 |
0.491 |
< 0.001 |
|
MAMC (cm) |
0.486 |
< 0.001 |
0.378 |
0.001 |
|
Bioimpedance analysis |
||||
|
FMI (kg/m2) |
0.862 |
< 0.001 |
- |
- |
|
FFMI (kg/m2) |
0.247 |
0.013 |
0.296 |
0.014 |
|
Phase angle (°) |
0.273 |
0.006 |
0.128 |
0.297 |
|
|
||||
|
Correlation coefficient values ≥ 0.25 appear in bold. a All case-mix-adjusted models include age, gender, DM status, dialysis vintage, CV disease in the past and fat mass. Abbreviations: nPNA, normalized protein nitrogen appearance; IL-6, interleukin-6; BMI, body mass index; TSF, triceps skinfold thickness; MAC, mid-arm circumference; MAMC, mid-arm muscle circumference calculated; FMI, fat mass index; FFMI, fat-free mass index, DM, diabetes mellitus; CV, cardio-vascular. |
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|
Beberashvili et al. Nutrition Journal 2011 10:68 doi:10.1186/1475-2891-10-68 |
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