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Table 3 Postoperative Outcomes for Rhizotomy, Balloon Ablation, and MVD

From: Perioperative and long-term operative outcomes after surgery for trigeminal neuralgia: microvascular decompression vs percutaneous balloon ablation

  BA MVD Rhizotomy Combined
Hospital Length of Stay (Days) 2.6 ± 0.4 5.7 ± 0.6 * 4.3 ± 0.2 5.0 ± 0.3
Without Complications (Days) 0.5 ± 0.1 4.6 ± 0.6 3.3 ± 0.3  
Length of Follow-up (Months) 21.8 ± 3.2 33.4 ± 7.1 21.0 ± 4.9 26.5 ± 42
Incidence of Immediate Improvement in Symptoms 56/78 (72%) 31/34 (91%) * 35/41 (85%) * 66/75 (88%)
Improvement of Symptoms with Bradycardia 75% 87% 80% 84%
Incidence of Total Cure 31/78 (40%) ** 23/34 (68%) 22/41 (54%) ** 45/75 (60%)
Incidence of No Change in Symptoms 21/78 (27%) 2/34 (6%) * 6/41 (15%) * 8/75 (11%)*
Incidence of Requirement for Post-Op Medications to Treat TN 45/77 (58%) ** 8/34 (24%) 21/41 (51%) 29/75 (39%)
Incidence of Post-operative Relapse 8/83 (10%) 4/37 (11%) 4/43 (9%) 8/75 (10%)
Incidence of need to have re- operation 22/78 (28%) 3/34 (9%) * 2/42 (5%) * 5/76 (7%)
Time Until Relapse (Months) 12.1 ± 3.1 10.6 ± 8.5 6.3 ± 1.2 8.4 ± 4.1
Number of Patients Lost to Follow-up (%) 7/82 (9%) 5/37 (14%) 4/43 (9%) 9/80 (11%)
  1. * P < 0.05 compared to BA
  2. ** P < 0.05 compared to MVD
  3. All data reported as mean ± SEM
  4. Combined = Microvascular Decompression with or without Rhizotomy