. 2015 Dec 10;11(1):119–126. doi: 10.2215/CJN.02810315

Table 3.

Correlations of eGFR at diagnosis with laboratory measures among patients with primary hyperoxaluria without ESRD at or before diagnosis

Variable	r Value	P Value	Patients, n
U_[vol], ml/1.73 m² per 24 h	−0.28	0.001	128
U_[ox], mmol/1.73 m² per 24 h	−0.13	0.12	140
U_[Citrate], mg/1.73 m² per 24 h	0.27	0.01	104
U_[Ca], mg/1.73 m² per 24 h	0.10	0.29	114
U_[Phos], mg/1.73 m² per 24 h	0.19	0.08	83

U_[vol], urinary volume; U_[ox], urinary oxalate; U_[Citrate], urinary citrate; U_[Ca], urinary calcium; U_[Phos], urinary phosphate.