Table 4. Prevalence of pulmonary tuberculosis in different parts of India.

Author & Year	Area/State	Population covered	Screening method	TB prevalence per 100,000	Reference
National sample survey, 1959	Various states of India	2,68,590	X-ray	200–800	[2]
National Tuberculosis Institute, Bangalore, 1974	Rural population of Banglore district, South India	65,647	X-ray	337–406	[7]
Gopi PG et al, 1997	Rural and urban population of Raichur district, South India	40,496	Symptom	1,090	[8]
Datta M et al, 2000	North Arcot Plains, Tamil Nadu, South India	64,077	Symptom & X-ray	800	[9]
Narang P et al, 1999	Rural population in Wardha district, Maharashtra	96,425	Symptom	144	[10]
Narang P et al, 1999	Tribal population in Wardha district, Maharashtra	17,841	Symptom	133	[10]
Datta M et al, 2001	Tribal population of Jawadhu hills, North Arcot District, Tamil Nadu, South India	26,320	Symptom & X-ray	840	[11]
Mayurnath S et al, 1984	Pahadis (Kashmiri tribals), Kashmir valley	14,154	X-ray	260	[12]
Chakma T et al, 1996	Saharia primitive tribe, Sheopur district, Madhya Pradesh	11,097	Symptom	1,270	[13]
Murhekar MV et al, 2004	Tribal population of Car Nicobar, A& N islands	10,570	Symptom	740	[14]
Bhat Jyothi et al, 2009	Tribal population of Madhya Pradesh, Central India	22,270	Symptom	387	[15]
Rao VG et al, 2010	Saharia primitive tribal community, Madhya Pradesh, Central India	11,116	Symptom	1518	[16]
Rao VG et al, 2010	Bharia primitive tribal community, Madhya Pradesh, Central India	2,586	Symptom	432	[17]
Yadav R et al, 2010	Baiga primitive tribal community, Madhya Pradesh, Central India	2,359	Symptom	146	[18]