Table 2.

Studies characteristics and quality. (Cohort study and case-control study)

Study	Published time	Country	Study design	Patients	Age	Gender (male)	NOS grade
Cataldo, M. A et al. [3]	2020	Italy	Cohort study	57	62 ± 13	41/16	7
Garcia, Pedro David Wendel et al. [24]	2020	European	Cohort study	639	63 (53–71)	480/159	8
Zhang, H. et al. [25]	2020	CHN	Cohort study	38	64.76 ± 13.76	32/6	7
Massart, N. et al. [10]	2021	France, Switzerland, Belgium	Cohort study	4010	NR	NR	8
Palanisamy, N. et al. [16]	2021	India	Cohort study	750	60 ± 17.71	562/188	8
Bartoszewicz, M. et al. [13]	2023	Poland	Cohort study	201	66.1 ± 12.1	114/87	8
Dupper, A. C. et al. [19]	2022	US	Case-control study	96	64.91 ± 9.51	57/39	8

NOS Newcastle-Ottawa Scale, NR Not reported