Quicker descending trends in both NRS and AIS were seen in IPNI group in compared to the control group.

实验组与对照组相比，术后疼痛强度显示了较快的下降趋势；

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Quicker descending trends in both NRS and AIS were seen in IPNI group in compared to the control group.

实验组与对照组相比，术后疼痛强度显示了较快的下降趋势；

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