Table 1.

List of quantitative studies assessing the association of SD with depression and anxiety in women in low- and middle-income countries

Study	Country	Study Type	Setting	Sample size
(Ball et al. 2010)	Sri Lanka	Cross-sectional survey	Random sample from population- based twin registry	Total=3820 Females=2056
(Deveci et al. 2007)	Turkey	Cross-sectional survey	Randomly selected households in urban area	Total: 1086 Females:594
(Gulec et al. 2007)	Turkey	Case-control study	Fibromyalgia cases from tertiary care centre, women with fibromyalgia (but not accessing health services) from community and healthy controls from community	Fibromyalgia patients= 37 Fibromyalgia non- patients=38 Healthy controls=41
(Guven et al. 2005)	Turkey	Case-control study	Fibromyalgia cases from out- patient clinic of School of Medicine and healthy controls from relatives of other out-patients	Fibromyalgia patients= 53 Healthy controls=54
(Hollifield et al. 2008)	Sri Lanka	Cross-sectional survey	Randomly selected households	Total=89 Females=47
(Illanes et al. 2002)	Chile	Cross-sectional survey	Women from a public women’s health organization and private health institution	Females=171
(Kostick et al. 2010)	India	Mixed methods	Random sample of women from Urban slum area	Females=260
(Martinez et al. 1995)	Brazil	Case-control study	Fibromyalgia cases from out- patient clinic of hospital and controls were patients without acute or chronic muscle or skeletal pain	Fibromyalgia patients= 64 Healthy controls=25
(McMillan et al. 2010)	China	Case-control study	Cases and controls selected from general outpatient clinic	Total=400 (cases+control) Females=254 (cases=148, controls=106)
(Mumford et al. 1996)	Pakistan	Cross-sectional survey	Population based random sample of men and women from rural mountainous area	Total=515 Females=300
(Mumford et al. 1997)	Pakistan	Cross-sectional survey	Population based random sample of men and women from rural area	Total=664 Females=380
(Mumford et al. 2000)	Pakistan	Cross-sectional survey	Population based random sample of men and women from urban area	Total=760 Females=359
(Patel et al. 2005)	India	Cross-sectional survey	Population based random sample of women from rural area	Females=2494
(Patel et al. 2006)	India	Prospective Cohort	Population based random sample of women from rural area	Females (at baseline) =2494 Females (at 6 month follow-up) = 2316 Females (at 12 month follow-up) = 2167
(Senturk et al. 2012)	Ethiopia	Prospective Cohort	Population based random sample of pregnant women	Females (ante-natal) =1065 Females (post-natal) = 954