Changes in Renal Function in Elderly Patients Following Intravenous Iodinated Contrast Administration: A Retrospective Study

Table 1

Demographic data and baseline eGFR (mL/min/1.73 m²).

	Body CT (𝑛=677)	Controls (𝑛=487)	𝑃 value
Average age (range)	80.4 (70–102)	82 (70–103)	<0.0001*
Males (%)	340 (50.2%)	240 (49.3%)	0.7666^#
Females (%)	337 (49.8%)	247 (50.7%)
Baseline eGFR > 90	220 (32%)	153 (31.4%)	0.7030^#

∗Unpaired Student’s 𝑡-test; ^#Fisher’s exact test.