Investigators aim to compare the efficacy of US-guided II/IH nerve block versus US-guided ES block for pediatric unilateral inguinal hernia repair with respect to postoperative analgesia
regarding patient registry; a prior G power analysis was done. 24 per group was determined to achieve 80% power to detect a difference of 60 min in time to first rescue analgesia between the two groups with a significance level (α) of 0.05 using a two-sided two-sample t-test; 25 patients were included per group to replace any dropouts. \- Statistical analysis: Data will be analyzed through SPSS (Statistical Package for Social Sciences). Program version 22. Distribution of data will be first tested by the Shapiro test. Data will be presented as the mean and standard deviation (SD), median and range or numbers and percentages. For normally distributed data, the unpaired t-test will be used to compare the mean values of both groups. For pain score, Mann Whitney U test will be used. Fisher's exact test will be used for comparison of categorical data. The P value ≤ 0.05 will be considered as the level of statistical significance.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
60
The patient will receive ultrasound-guided Ilioinguinal/iliohypogastric nerve blocks with0.5 ml/kg 0.125 mg/kg bupivacaine + fentanyl 2ug/ml injectate
The patient will receive ultrasound-guided erector spinae nerve block 0.5 ml/kg 0.125 bupivacaine + fentanyl 2ug/ml injectate.
Enas A Abd el Motlb
Al Mansurah, DK, Egypt
Postoperative CHEOPS scale
The scale includes six entries with an appropriate point evaluation focused on the character of crying (1-3 points), facial expressions (0-2 points), verbal reaction (0-2 points), position of the body (1-2 points), touch (1-2 points), and position of the legs (1-2 points). Minimum score is 4 (no pain) and maximum is 13 (maximum pain). Grades are summed together. CHEOPS has a minimum possible score of 4 points (no pain) to a maximum of 13 points (the worst pain). When the postoperative pain score exceeded four, rescue analgesia was given with a 20mg/kg paracetamol suppository.
Time frame: for 6 hours after surgery
Time to first analgesic request
Time to first analgesic request
Time frame: during first 24 hours
number of patients requiring rescue analgesic
Time frame: during first 24 hours
incidence of postoperative nausea and vomiting
Time frame: during first 24 hours
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