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Ain-Shams Journal of Anesthesiology
Fig. 3 | Ain-Shams Journal of Anesthesiology

Fig. 3

From: The effect of addition of magnesium sulfate or dexamethasone to bupivacaine on the post-operative analgesic duration of ultrasound-guided quadratus lumborum block in open abdominal surgeries: a comparative study

Fig. 3

The heart rate (HR) at different times of measurement. Data are presented as mean values; error bars represent the SD. *Significant difference between the three groups (P-value < 0.05). BS, Bupivacaine-Saline group; BM, Bupivacaine-Magnesium group; BD, Bupivacaine-Dexamethasone group; HR, heart rate; PACU, postanesthesia care unit

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