Table 3.

Results of the Newcastle–Ottawa Scale quality assessment

Authors	Year	Selection (4)	Comparability (2)	Outcome (3)
McGuckin et al. [26]	2018	****		***
Tan et al. [27]	2019	****		*
Parmar et al. [28]	2019	****	**	***
Carter et al. [29]	2020	****	**	***
Arteaga et al. [30]	2020	****		***
Vilches-Moraga et al. [31]	2020	***	*	***