Contrast Induced Nephropathy with Intravenous Iodinated Contrast Media in Routine Diagnostic Imaging: An Initial Experience in a Tertiary Care Hospital
Table 2
Distribution of clinical risk factors between “CIN” group and “No CIN” group.
Risk factors
CIN ()
No CIN ()
value
Relative risks
95% CI
Lower
Upper
Dehydration
8 (32%)
20 (8.9%)
0.003
3.73
1.78
7.84
Abnormal routine blood investigations
7 (29%)
48 (21.8%)
0.457
1.35
0.59
3.06
Preexisting renal disease
6 (24%)
13 (5.8%)
0.006
3.84
1.74
8.45
Diabetes mellitus
6 (24%)
25 (11.1%)
0.100
2.23
0.97
5.15
Previous contrast use
6 (24%)
2 (0.9%)
0.000
9.56
5.30
17.21
Hypertension
4 (16%)
17 (7.6%)
0.143
2.08
0.79
5.49
Previous renal surgery
2 (8%)
5 (2.2%)
0.148
3.02
0.88
10.37
Cardiac failure
2 (8%)
1 (0.4%)
0.027
7.16
2.94
17.43
Nephrotoxic drug intake
3 (12%)
19 (8.4%)
0.469
1.41
0.46
4.35
value calculated using Fisher’s exact test or chi-square test wherever appropriate; correlation was considered significant if .