Prevalence of fatty liver disease and the economy in China: A systematic review

Table 1 Characteristics of surveys included in the study

Ref.	Publication year	Survey year	No. of subjects	Prevalence (%)	Male prevalence (%)	Female prevalence (%)	Cities, provinces	Recruitment methods
Shang et al[35]	2004	2003	14950	7.85	9.12	5.41	Handan, Hebei	Random multistage stratification and cluster sampling
Fan et al[36]	2005	2002-2003	3175	17.29	19.30	15.08	Shanghai	Random multistage stratification and cluster sampling
He et al[37]	2006	2001-2005	14069	17.80	21.70	10.90	Fuoshan, Guangdong	All residents in selected communities
Chen et al[38]	2006	NA	670	12.52	23.54	9.53	Nantong, Jiangsu	All residents in selected communities
Peng et al[39]	2007	2006	5313	9.80	NA	NA	Shantou, Guangdong	All residents in selected communities
Ma et al[40]	2007	NA	2043	13.81	18.55	14.54	Guangdong	Random multistage stratification and cluster sampling
Zhou et al[41]	2007	2005	3164	19.09	21.07	18.03	Guangdong	Random multistage stratification and cluster sampling
Zhang et al[42]	2007	NA	15701	4.80	5.09	4.21	Guangxi	All residents in selected communities
Wang et al[43]	2007	1995-2004	12247	22.20	28.10	13.80	Wuhan, Hubei	All residents in selected communities
Tang et al[44]	2007	2006	628	4.10	NA	NA	Zhuzhou, Hunan	Cluster sampling
Luo et al[45]	2007	NA	5267	24.20	30.77	17.32	Shaoyang, Hunan	Random multistage stratification and cluster sampling
Huang et al[46]	2007	2005	1495	16.76	19.90	10.20	Nantong, Jiangsu	Random multistage stratification and cluster sampling
Shi et al[47]	2007	NA	5703	3.50	NA	NA	Shenyang, Liaoning	Cluster sampling
Yan et al[48]	2007	2005	1500	16.46	20.72	7.34	Shanxi/ Gansu	Random multistage stratification and cluster sampling
Zhou et al[49]	2009	NA	95567	19.86	22.37	17.20	Ningbo, Zhejiang	Random multistage stratification and cluster sampling
Yu[50]	2010	2008	14739	14.97	11.60	18.25	Nanjing, Jiangsu	All residents in selected communities
Yi[51]	2011	NA	669	9.26	NA	NA	Jiangmen, Guangdong	All residents in selected communities
Zhang et al[52]	2011	2010	1116	15.68	19.07	14.15	Dongguan, Guangdong	All residents in selected communities
Lu et al[53]	2011	2009-2010	502	16.40	18.30	14.85	Guangzhou, Guangdong	Random multistage stratification and cluster sampling
Qu et al[54]	2011	2008	9871	7.22	7.86	6.55	Yichang, Hubei	Random multistage stratification and cluster sampling
Shi et al[55]	2011	2007	3815	19.06	19.31	19.18	Changchun, Jilin	Random sampling
Zheng et al[56]	2011	2008	1872	11.96	14.58	10.26	Wenzhou, Zhejiang	Cluster sampling
Qin et al[57]	2012	2011	3017	21.25	24.53	20.40	Shanghai	Cluster sampling
Yan et al[58]	2013	NA	3762	35.10	45.30	30.00	Beijing	Random multistage stratification and cluster sampling
Pan et al[59]	2014	2012-2013	800	21.00	26.75	15.06	Guangzhou, Guangdong	Random multistage stratification and cluster sampling
Zhou[60]	2014	2008	6129	20.54	20.11	20.86	Shanghai	All residents in selected communities
Zhou[60]	2014	2012	6298	22.39	25.05	20.47	Shanghai	All residents in selected communities

NA: Not applicable.