Table 2.

Fluid balance of all groups

	T-group (n = 91)	C-group (n = 91)	pvalue	7.5-mg group (n = 42)	15-mg group (n = 49)	pvalue
Urine output, mL/day
0–24 h after the procedure	3,461±1,142	1,886±658	0.02	3,593±997	3,348±1,250	0.31
24–48 h after the procedure	2,282±1,016	1,163±350	0.01	2,075±1,033	2,523±950	0.04
Water intake, mL/day
0–24 h after the procedure	1,060±567	724±331	0.14	984±478	1,124±631	0.24
24–48 h after the procedure	1,025±576	610±287	0.08	921±566	1,114±575	0.11
Dose of contrast medium, mL	128.4±58.0	131.6±59.3	0.44	132.9±60.9	124.5±55.8	0.50
Hydration volume, mL	986±238	963±216	0.41	967±244	1,014±232	0.22

Data are expressed as mean ± standard deviation.