Skip to main content

Table 2 Pairwise comparison between the three groups regarding the mean blood pressure (MBP) and the heart rate (HR)

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

Variables

Group 1

Group 2

Mean difference

p-value

MBP upon arrival to the PACU (mmHg)

BM

BS

2.727

0.005

BM

BD

1.318

0.269

BD

BS

1.409

0.224

MBP after 12 h (mmHg)

BS

BM

1.909

0.043

BD

BS

1.455

0.153

BD

BM

3.364

0.005

MBP after 24 h (mmHg)

BM

BS

0.818

0.418

BD

BS

1.773

0.038

BD

BM

0.955

0.370

MBP after 36 h (mmHg)

BS

BM

0.455

0.791

BS

BD

2.000

0.015

BM

BD

1.545

0.076

HR after 30 min in the PACU (bpm)

BM

BS

1.273

0.169

BD

BS

2.182

0.007

BD

BM

0.909

0.397

HR after 2 h (bpm)

BM

BS

2.000

0.123

BD

BS

3.000

0.011

BD

BM

1.000

0.583

HR after 6 h (bpm)

BS

BM

2.682

0.017

BD

BS

1.364

0.326

BD

BM

4.045

0.005

  1. Data are presented as mean difference in mmHg for the MBP and beat per minute (bpm) for the HR. BS Bupivacaine-Saline group, BM Bupivacaine-Magnesium group, BD Bupivacaine-Dexamethasone group, HR heart rate, MBP mean blood pressure, PACU postanesthesia care unit