[Retracted] Efficacy of High-Quality Nursing Service for the Patients during the Anesthesia Recovery Period: A Meta-Analysis

Table 1

Characteristics of the 8 studies in the meta-analysis.

Author year	Country	Size EG/CG	Types of studies	Intervention
Berning 2017 [10]	Switzerland	40/40	Retrospective study	High-quality care/routine care
Dahlberg 2022 [11]	Sweden	217/262	Perspective study	High-quality care/routine care
Öbrink 2019 [12]	Sweden	37/36	Retrospective study	High-quality care/routine care
Boney 2022 [13]	Canada	250/220	Retrospective study	High-quality care/routine care
Ahmed 2014 [14]	California	512/628	RCT analysis	High-quality care/routine care
Grant 2019 [15]	Sweden	50/50	Retrospective study	High-quality care/routine care
Kiekkas 2019 [16]	Greece	1300/598	RCT analysis	High-quality care/routine care
Arun 2021 [17]	Qatar	28/28	RCT analysis	High-quality care/routine care