Table 2.

Incidence of stroke in various studies

Place	Rural/ urban	Year	Population	Annual incidence rate per 1,00,000*	Age adjusted AIR per 1,00,000
Vellore10	Rural	1969–1971	258,576	13	–
Rohtak1	Urban	1971–1974	79,046	33	–
Kolkata8	Urban	1998–1999	50,291	36	105*
Baruipur, West Bengal7	Rural	1993–1998	20,842	124	262†
Kolkata9	Urban	2003–2005	52,377	145	215.5‡(145.3)§
Mumbai5	Urban	2005	186,000	148 (crude)	–
Trivandrum13	Rural	2005	184,560	119 (crude)	138
Trivandrum13	Urban	2005	741,307	116 (crude)	135
Guwahati5	Urban	2005	–	163 (crude)	–
Bangalore5	Urban+rural	2005	4,700,000	105–124 (crude)	–

*US population in 1996

^†US population in 1990

^‡US population in 2002

^§Age-adjusted to world standard population