Epidemiological and clinical perspectives on irritable bowel syndrome in India, Bangladesh and Malaysia: A review

Table 1 Prevalence of irritable bowel syndrome in India, Bangladesh and Malaysia

Ref.	Study site	Sample size	Study type	Criteria	Prevalence	Male/female ratio
Shah et al[9]	Mumbai, India	2549	Community/healthy subjects	Manning	7.5%	1/0.87
	Urban
Ghoshal et al[10]	Multiple sites, India	4500	Community	Clinical	4.2%	1/0.93
Makharia et al[11]	Haryana, India	4767	Community	Rome III	4%	1/1.5
Ghoshal et al[12]	Uttar Pradesh, India, rural	2876	Community	Rome III	6.8%	1/1.09
Masud et al[13]	Natore,	2426	Community	Rome I	8.5%	1/1.84
	Bangladesh
	Rural
Perveen et al[14]	Dhaka, Bangladesh, urban	1503	Community	Rome II	7.7%	1/1.28
Perveen et al[15]	Sylthet,	3000	Community	Rome III	12.9%	1/1.09
	Bangladesh
	urban and rural
Rajendra et al[16]	West coast, Malaysia, urban	1179	Community	Rome II	14%	1/1.4
Lee et al[17]	East coast, Malaysia		Community	Rome III	10.9%	1/1.18
	rural