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Table 2: Patient's sense of radiating/radicular pain during double-root injection: L5+S1
Clinical Presentation No. Pts Patient's Response to Injection
L5, S1, Symptomatic Single Root, Symptomatic Neither Root, Symptomatic
Proximal sciatica 23 14 6 3
Sciatica and calf, ankle, or foot pain 49 33 13 3
Total 72 47 19 6

Clinical Presentation	No. Pts	Patient's Response to Injection
Clinical Presentation	No. Pts	L5, S1, Symptomatic	Single Root, Symptomatic	Neither Root, Symptomatic
Proximal sciatica	23	14	6	3
Sciatica and calf, ankle, or foot pain	49	33	13	3
Total	72	47	19	6