Table 4:
Number of adverse events by imaging technique
Technique
Transforaminal Injections
Adverse Event Number
CIRSE Grade 1
CIRSE Grade 2
CIRSE Grade 3
Adverse Event Rate
CT
133
19
17
1
1
14.3%
Fluoroscopy
104
4
3
0
1
3.8%
CBCT
39
1
1
0
0
2.6%