Table 4: Correlations between the main study variables.

Correlations r p
Albumin - Dialysis time -0.09 0.3607
Albumin - Age -0.52 0.015
Albumin - Protein intake 0.3 0.1108
Albumin - Waist circumference -0.47 0.0254
Albumin - Waist-to-length relation -0.49 0.02
Dialysis time - Energy intake -0.43 0.0396
Dialysis time - Protein intake -0.53 0.0122
Energy intake - Age -0.27 0.2459
Energy intake - Waist circumference -0.22 0.189
Protein intake - Age -0.25 0.1626
Protein intake - Waist circumference 0.19 0.2155