Table 2

Urban prevalence rates of probable CHD per 1000, in males and females

Study number	Author/date publication	Location and date of fieldwork	Group	Male	Female
*Use the same dataset;†studies 2 and 8 are the prevalence rates of the same population, but not the same individuals, measured years later;‡T wave inversion data not given in sex prevalence (accounts for an extra 10% CHD in combined male/female rate);§uses the same dataset (Chadha 1990³⁹ also uses the same dataset but this data is not in the table as individual male and female rates were not given); NS, not stated.
Symptomatic and asymptomatic
1	Gupta 1975²²	Rohtak, Haryana, dates not given	Adults >30 years	45	28
2*†	Gupta 1995¹³	Rajasthan, dates not given	Adults >20 years	35	84
3*	Gupta 1996²⁹	Rajasthan, dates not given	Adult males >20 years	35	NS
4	Singh 1998³²	Moradabad, dates not given	Adults 25–64 years	90	60
5‡	Ramachadran 1998²⁰	Madras, 1994	Adults >40 years	35	45
6	Mohan 2001³³	Chennai (formerly Madras), dates not given	Adults >20 years	62	93
7*	Gupta 2002³⁴	Rajasthan, dates not given	Adults >20 years
		Rajasthan, dates not given	Hindu	43	89
			Muslim	7	66
8†	Gupta 2002³⁵	Rajasthan, dates not given	Adults >20 years	38	72
Asymptomatic
9	Chadha 1992¹²	Delhi, 1988	Adults 25–64 years
			Gujeratis	67	31
10§	Gopianth 1992⁴⁰	Delhi, 1985–1987	Adults 25–64 years	56	76
11	Singh 1995²⁷	Moradabad, dates not given	Adults >49 years	77	56
12‡	Gopianth 1996³⁶	Delhi, 1985–1987	Adults 25–64 years
			Asymptomatic
			Hindus	50	61
			Muslims	95	85
			Sikhs	54	114
			Christians		48
			All	56	76
13	Singh 1997¹⁸	Rural and urban Moradabad, dates not given	Adults 25–64 years	25	34