BMC Anesthesiology

Table 3 VAS in both groups

From: Ultrasound-guided quadratus lumborum block for postoperative pain control in patients undergoing unilateral inguinal hernia repair, a comparative study between two approaches

Variable	QLB – 2 Group N = 20	QLB – 3 Group N = 20	P values
VAS immediate PO
Range	0.0–2.0^a	0.0–2.0^a	0.027
Median	2.0	0.0	0.027
VAS 2 h
Range	0.0–2.0	0.0–2.0	0.262
Median	2.0	2.0	0.262
VAS 6 h
Range	2.0–4.0	0.0–4.0	0.060
Median	2.0	2.0	0.060
VAS 12 h
Range	2.0–6.0^a	2.0–4.0^a	< 0.001
Median	4.0	2.0	< 0.001
VAS 24 h
Range	2.0–6.0	0.0–4.0	0.086
Median	4.0	4.0	0.086

Data are expressed as range & median. ^ameans statistically significant

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ISSN: 1471-2253

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