Table 5 Effect of baseline characteristics on KDQOL-SF36 mental health domains

Patients living with advanced chronic kidney disease

R² 0.12, p < 0.001

R² 0.22, p < 0.001

Black African ethnicity

0.18 ± 0.08

0.023

–

–

Source of income

0.17 ± 0.08

0.029

− 0.15 ± 0.07

0.041

On dialysis programme

–

–

− 0.44 ± 0.08

 < 0.001

Albumin

0.27 ± 0.08

 < 0.001

− 0.39 ± 0.08

 < 0.001

Patients receiving dialysis

R²adj 0.10, p < 0.001

R²adj 0.16, p < 0.001

R²adj 0.09, p = 0.003

R²adj 0.40, p < 0.001

Black African ethnicity

–

–

–

–

0.22 ± 0.10

0.022

–

–

Source of income

–

–

–

–

–

–

− 0.16 ± 0.08

0.046

Peritoneal dialysis

–

–

− 0.40 ± 0.10

 < 0.001

− 0.23 ± 0.10

0.017

0.51 ± 0.08

 < 0.001

Haemoglobin

− 0.33 ± 0.0

 < 0.001

0.34 ± 0.10

 < 0.001

–

–

Albumin

–

–

–

–

–

–

− 0.23 ± 0.08

0.008