Table 4.

Time‐course changes in serum creatinine, CysC, and eGFR in the two groups

Variable	CIN (n=17)	P‐value	Non‐CIN (n=196)	P‐value
sCr (μmol/L)
Baseline	74.96±19.22		72.84±25.55
48 h after procedure	110.11±43.09a	.000	72.53±28.94	.691
72 h after procedure	113.26±55.97a	.008	72.78±33.42	.954
sCysC (mg/L)
Baseline	1.83±0.66		1.71±0.66
48 h after procedure	2.43±1.26a	.015	1.71±0.68	.899
72 h after procedure	2.81±2.04a	.045	1.76±0.72	.155
eGFR (mL/min/1.73 m²)
Baseline	96.71±20.95		99.31±21.20
48 h after procedure	71.74±29.58a	.000	100.14±24.03	.184
72 h after procedure	73.33±30.3a	.001	100.38±24.79	.114

^a P<.05 as compared with baseline values.

CIN, contrast‐induced nephropathy; eGFR, estimated glomerular filtration rate; Cys C, cystatin C.