Abbreviations

CG

control group

CS

caesarean section

CSEA

combined spinal-epidural anaesthesia

EA

epidural anaesthesia

EVE

epidural volume extension

GA

general anaesthesia

h

hours

IG

intervention group

IHII

iliohypogastric-ilioinguinal

IM

intramuscular

iPCA

intravenous patient controlled analgesia

IQR

interquartile range

IT

intrathecal

IV

intravenous

LoE

level of evidence

MD

mean difference

n. r.

not reported

PACU

post-anaesthesia care unit

PO

peroral

rg.

range

SEM

standard error of mean

SpA

spinal anaesthesia

TENS

transcutaneous electrical nerve stimulation

mEq

milliequivalent

PCA

patient controlled analgesia

PCEA

patient-controlled epidural analgesia

POD

postoperative day

PONV

postoperative nausea and vomiting

POW

postoperative week

SMD

standardised mean difference

VAS

visual analogue scale

wk.

weeks

yr.

years