Meregildo-Rodriguez, Edinson Dante https://orcid.org/0000-0003-1814-5593
Ramos-Rodríguez, Karen Evelyn https://orcid.org/0009-0002-3086-3408
Asmat-Rubio, Martha Genara https://orcid.org/0000-0001-6235-2173
Vásquez-Tirado, Gustavo Adolfo https://orcid.org/0000-0002-2109-6430
Ortiz-Pizarro, Mariano https://orcid.org/0000-0002-3472-9997
Chochabot-Torres, Rossmery Kathereny https://orcid.org/0000-0002-2488-9129
Article History
Received: 28 July 2025
Accepted: 28 October 2025
First Online: 17 December 2025
Statements & declarations
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: Not applicable.
: All authors affirm that we have not used any type of AI in the preparation of this manuscript.
: Not applicable.
: Table S1: Search strategy; Table S2: Excluded studies; Table S3: Meta-regression analysis of the studies included in the metanalysis; Table S4: GRADE assessment. Figure a-S1c: Sensitivity analysis and Influence analysis of the studies included in the metanalysis; Figure S2a: Forest plot of the subgroup analysis according to the Study design Region (RCT or observational study) of the studies assessing the effect of BBs on clinical outcomes of CS; Figure S2b: Forest plot of the subgroup analysis, according to the Continent of origin of the studies assessing the effect of BBs on clinical outcomes of CS; Figure S2c: Forest plot of the subgroup analysis according to the year of publication of the studies assessing the effect of BBs on clinical outcomes of CS.
: The authors declare no competing interests.