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. 2020 Feb 7;70(1):15–21. doi: 10.1016/j.bjane.2020.02.003

Table 5.

Efficacy of SSNB, considering as efficacious ≥ 30% reduction in NPS during a period ≥ 3 months.

Efficacy of blockade n %
Efficacious SSNB 43 60.6
Non-efficacious SSNB 24 33.8
Patients without required follow-up 4 5.6