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Table 3: 
Outcome of aspiration-injection therapy
Symptom/SignOutcome
ExcellentGoodUnchanged
Local pain87 (41.4%)72 (34.3%)51 (24.3%)
Sciatica/neuropathy81 (53.6%)32 (21.2%)38 (25.2%)
Perineal pain/sensory loss86 (41.4%)70 (33.5%)53 (25.4%)
Bladder/sexual dysfunction30 (32.6%)38 (41.3%)24 (26.1%)
Bowel dysfunction22 (35.5%)23 (37.1%)17 (27.4%)
Plantar flexion weakness44 (50.6%)20 (23.0%)23 (26.4%)
Plantar flexion paralysis0 (0%)0 (0%)2 (100%)
Dorsiflexion paralysis0 (0%)0 (0%)2 (100%)
Rectal sphincter reduction22 (36.1%)23 (37.7%)16 (26.2%)