Correlation analysis of ESRD

VariablesPearson correlation (r)PCS (N = 104)EKD (N = 104)SP (N = 104)MCS (N = 104)BKD (N = 104)
PCSr10.211*0.321**0.203*0.036
p-value--0.032< 0.0010.0380.717
EKDr0.211*10.576**0.202*0.132
p-value0.032--< 0.0010.0390.181
SPr0.321**0.567**10.269**0.024
p-value< 0.001< 0.001--0.0060.807
MCSr0.203*0.202*0.269**10.103
p-value0.0380.0390.006--0.296
BKDr0.0360.1320.0240.1031
p-value0.7170.1810.8070.296--

*Correlation is significant at the 0.05 level (2-tailed). ** Correlation is significant at the 0.01 level (2-tailed). SP: symptoms and problems; EKD: effects of kidney disease; BKD: burden of kidney disease; PCS: physical component summary; MCS: mental component summary; ESRD: end-stage renal disease. --: not applicable