Effects of epidural anesthesia on the prognosis of ovarian cancer—a systematic review and meta-analysis

BMC Anesthesiology

Table 1 Basic characteristics of included studies

Authors	Study design	Interventions	Sample sizes (n)	Outcomes	Quality^a
Anic K 2022	Retrospective Cohort	EIP VS GA	110	TTR, OS	9^a
De Oliveira 2011	Retrospective Cohort	EIP VS GA EP VS GA	153	TTR	9^a
Elias K.M 2015	Retrospective Cohort	EP VS GA	194	TTR	9^a
Lacassie 2013	Retrospective Cohort	EIP or EP VS GA	55	TTR, OS	9^a
Tseng 2018	Retrospective Cohort	EIP or EP VS GA	648	TTR, OS	8^a
Capmas P 2012	Retrospective Cohort	EP VS GA	94	TTR, OS	8^a
L Lin 2011	Retrospective Cohort	EIP VS GA	143	OS	9^a
Huang 2018	Retrospective Cohort	EIP VS GA E VS GA	639	OS	9^a

EIP General anesthesia combined with epidural anesthesia used not only intraoperatively but postoperatively, EP General anesthesia combined with epidural anesthesia used only postoperatively, E Epidural anesthesia only and without general anesthesia, GA General anesthesia with postoperative intravenous analgesia
^aEvaluated by the 9-star Newcastle–Ottawa Scale

ISSN: 1471-2253