Research Article

Application of Nalbuphine in Trigeminal Ganglion Pulse Radiofrequency Surgery in Patients with Postherpetic Neuralgia

Figure 4

The NRS scores of patients between two groups. (a) NRS score before surgery; (b) NRS score during surgery; (c) NRS score after surgery; (d) NRS score before bedtime; (e) NRS score in the next morning. NRS, numerical rating scale; Nalbu, nalbuphine; KT, ketorolac tromethamine. nā€‰=ā€‰15 for each group, .
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(b)
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