Table A2.

Quality scores.

ID	Author	Year Published	Quality Score
			Sample Population	Sample Size	Participation	Outcome Assessment	Analytical Methods	Total Score
1	Bruininks et al., 1971	1971	2	1	2	2	2	9
2	Berger et al., 1975	1975	2	1	2	2	2	9
3	Nathlie A. Badian, 1984	1984	1	0	2	2	2	7
4	Lindgren et al., 1985	1985	2	1	1	2	2	8
5	Farrag et al., 1988	1988	2	1	2	2	2	9
6	Tonnessen et al., 1993	1993	2	1	2	2	2	9
7	Lewis et al., 1994	1994	2	1	2	2	2	9
8	Prior et al., 1995	1995	2	1	2	2	2	9
9	Zhang et al., 1996	1996	2	1	2	2	2	9
10	Miles et al., 1998	1998	2	1	2	2	2	9
11	Nathlie A. Badian, 1999	1999	1	1	2	2	2	8
12	Lv et al., 2000	2000	1	0	2	1	2	6
13	Flannery et al., 2000	2000	2	1	2	2	2	9
14	Bhakta et al., 2002	2002	2	1	1	2	2	8
15	Yao et al., 2003	2003	2	0	2	1	2	7
16	Han Juan, 2005	2005	1	0	2	2	2	7
17	Pan et al., 2006	2006	1	0	2	1	2	6
18	Song Ranran, 2006	2006	2	0	2	1	2	7
19	Yu Yizhen, 2006	2006	1	0	2	1	2	6
20	Chan et al., 2007	2007	2	0	2	2	2	8
21	Lu Shan, 2007	2007	2	0	2	1	2	7
22	Fluss et al., 2008	2008	2	2	2	2	2	10
23	Wang Zhong, 2008	2008	2	0	2	1	2	7
24	Zou Yuliang, 2008	2008	2	0	2	1	2	7
25	Shaheen, H.A., 2010	2010	1	0	2	2	1	6
26	Zou et al., 2010	2010	1	0	2	1	2	6
27	Daseking et al., 2011	2011	1	0	2	2	1	6
28	Jiménez et al., 2011	2011	2	1	2	2	2	9
29	Pouretemad et al., 2011	2011	2	0	2	2	2	8
30	Vale et al., 2011	2011	2	1	2	2	2	9
31	Zhu Dongmei, 2011	2011	2	0	2	2	2	8
32	Mogasale et al., 2012	2011	2	1	2	2	2	9
33	Luo Yan, 2012	2012	1	0	2	1	2	6
34	Zhao Xiaochen, 2013	2013	1	0	2	2	2	7
35	Zuo et al., 2013	2013	1	0	2	1	2	6
36	Liu et al., 2014	2014	1	0	2	2	2	7
37	Irene Jepkoech Cheruiyot, 2015	2015	1	1	2	2	2	8
38	Liu et al., 2016	2016	1	0	2	1	2	6
39	Padhy et al., 2016	2016	2	2	2	1	1	8
40	Sheikh et al., 2016	2016	2	1	2	2	2	9
41	Song Yi, 2016	2016	2	0	2	1	2	7
42	Zhang et al., 2016	2016	2	0	2	1	2	7
43	Zhao et al., 2016	2016	1	0	2	1	2	6
44	Cuadro et al., 2017	2017	1	0	2	2	2	7
45	Qian Lizhu, 2017	2017	1	0	2	1	2	6
46	Wang Rui, 2017	2017	1	0	2	2	1	6
47	Yan Nairui, 2018	2018	1	0	2	1	2	6
48	Yoo et al., 2018	2018	1	0	2	2	2	7
49	Zhou et al., 2018	2018	1	0	2	1	2	6
50	Barbiero et al., 2019	2019	1	2	2	2	1	8
51	Fan et al., 2019	2019	1	0	2	2	1	6
52	Gu et al., 2019	2019	1	0	2	1	2	6
53	Zhu et al., 2019	2019	1	0	2	1	2	6
54	Cai et al., 2020	2020	1	2	2	2	2	9
55	Su et al., 2020	2020	1	0	2	1	2	6
56	Yilizhati Maimaiti et al. 2020	2020	1	0	2	2	2	7