Table 6.

Quality assessment done using QUIN tool for the in vitro studies.

S.no	Author (Year)	Clearly stated aims/objectives	Sample size calculation	Sampling technique	Comparison group	Explanation of methodology	Operator details	Randomization	Method of measurement of outcome	Outcome assessor details	Blinding	Statistical analysis	Presentation of results	Total	Quality
1.	Lipovsky et al., (2011)	*	*	**	**	**	*	**	*	**	**	*	*	18	Moderate
2.	Kamonkhantikul et al., (2017)	*	*	**	**	**	*	**	**	**	**	*	*	19	Moderate
3.	Shafiee Nasab et al. (2018)	*	*	**	**	**	*	**	**	**	**	*	*	19	Moderate
4.	Raj et al. (2018)	**	*	**	*	**	*	**	*	**	**	*	*	18	Moderate
5.	Fahmi et al. (2019)	**	*	**	**	**	*	**	**	**	**	*	*	20	Good
6.	Abd Alwahab et al. (2020)	**	*	**	**	**	*	**	**	**	**	**	*	21	Good
7.	Collares et al. (2020)	**	**	**	**	**	*	**	**	**	**	**	*	22	Good
8.	Mousavi et al., (2020)	**	**	**	**	**	*	**	**	**	**	*	**	22	Good