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Table 2 Comparison between heart rate in the control (C) group and the QLB (Q) group

From: Pre-emptive quadratus lumborum block for laparoscopic bariatric surgery: a prospective randomized controlled study

  Group Mean Std. deviation P value
HR 10 min after start of surgery Group Q 85.93 5.80 0.456
Group C 87.67 6.74
HR 20 min after start of surgery Group Q 85.20 5.28 0.035
Group C 89.47 5.28
HR 30 min after start of surgery Group Q 84.80 5.53 0.036
Group C 89.47 6.03
HR 40 min after start of surgery Group Q 80.33 5.63 0.002
Group C 87.33 5.55
HR 50 min after start of surgery Group Q 77.53 6.13 0.001
Group C 85.80 5.55
HR 60 min after start of surgery Group Q 76.80 6.29 0.026
Group C 82.27 6.43
HR 70 min after start of surgery Group Q 78.73 5.99 0.001
Group C 89.87 4.47
HR 80 min after start of surgery Group Q 75.00 6.73 0.001
Group C 88.20 6.45
HR 90 min after start of surgery Group Q 79.47 4.66 0.001
Group C 90.53 4.09
HR 100 min after start of surgery Group Q 80.53 4.07 0.001
Group C 89.07 4.62
HR 110 min after start of surgery Group Q 79.73 5.93 0.001
Group C 91.07 4.35
HR 120 min after start of surgery Group Q 80.00 3.68 0.001
Group C 91.87 3.87
HR 130 min after start of surgery Group Q 86.80 3.08 0.038
Group C 83.73 4.50
  1. Data were analysed utilizing an independent t-test. P < 0.05 is considered significant