Meta-Analysis
Copyright ©The Author(s) 2023.
World J Clin Cases. Oct 26, 2023; 11(30): 7329-7336
Published online Oct 26, 2023. doi: 10.12998/wjcc.v11.i30.7329
Figure 1
Figure 1 PRISMA 2020 flow diagram for study selection.
Figure 2
Figure 2 Spontaneous sleep position and nocturnal reflux symptoms. A: Acid exposure time (% time pH<4) in left lateral decubitus (LLD) vs right lateral decubitus (RLD); B: LLD vs supine; C: Supine vs RLD. LLD: Left lateral decubitus; MD: Mean difference; RLD: Right lateral decubitus; SD: Standard deviation; 95%-CI: 95% confidence interval.
Figure 3
Figure 3 Spontaneous sleep position and nocturnal reflux symptoms. A: Acid clearance time (sec/episode) in left lateral decubitus (LLD) vs right lateral decubitus (RLD); B: LLD vs Supine; C: Supine vs RLD. LLD: Left lateral decubitus; MD: Mean difference; RLD: Right lateral decubitus; SD: Standard deviation; 95%-CI: 95% confidence interval.