Table 3:
Patient's sense of radiating/radicular pain during double-root injection: L3+L4 and L2+L3
Roots Injected
No. Pts
Patient's Response to Injection
Both Roots, Symptomatic
Single Root, Symptomatic
Neither Root, Symptomatic
L3+L4
11
6
5
0
L2+L3
2
1
0
1
Total
13
7
5
1