Table 2. Overall differences between the estimated eGFR in the study sample.

Equation	mean ± SD	p*
Bedside Schwartz	119.94±22.44	<0.001
Cystatin C-based	82±10.73
Creatinine-cystatin C-based	103±12.5
*one-way repeated measures ANOVA, eGFR – estimated glomerular filtration rate