Table 4 Sensory block duration and postoperative analgesic profile in the two study groups

Sensory block duration (Hours)

7.22 ± 3.195

3.19 ± 0.732

3.22, 4.84

˂ 0.001 *

NRS

One hour

0.30 ± 0.460

0.33 ± 0.473

-0.19, 0.13

0.706

Three hours

0.53 ± 0.534

3.28 ± 1.215

-3.08, - 2.42

˂ 0.001*

Six hours

2.75 ± 1.222

3.44 ± 1.022

-1.08, -0.29

0.001*

12 hours

2.56 ± 1.022

2.91 ± 0.955

-0.69, 0.00

0.051

24 hours

2.59 ± 0.904

2.64 ± 1.226

-0.42, 0.33

0.806

Number of patients requiring rescue

 Analgesia (%,N)

54.7% (35)

100.0% (64)

0.33, 0.57

˂ 0.001*

First request for analgesia (hours)

11.31 ± 6.944

5.91 ± 4.839

3.04, 7.77

˂ 0.001*

Morphine (mg)

2.66 ± 0.998

3.66 ± 1.144

-1.46, -0.54

˂ 0.001*

Patient satisfaction

Dissatisfied

6.3% (4)

46.9% (30)

Satisfied

40.6% (26)

28.1% (18)

-

˂ 0.001*

Extremely satisfied

53.1% (34)

25.0% (16)