. 2020 Sep 22;10(9):e037371. doi: 10.1136/bmjopen-2020-037371

Table 3.

Literature review of the knowledge of tuberculosis (TB)

Indicators	Estimates of the indicators	Target group	Source
Knowledge of TB
1. Cause of TB: percentage of beneficiaries correctly identify that TB is caused by bacteria	43.9%	General population	Wandwalo and Mørkve⁴⁴
	2%	General population	Suganthi et al⁴⁵
	37.7%	General population	Adane et al⁴⁶
2. Route of transmission of TB: percentage of beneficiaries mentioned that TB is transmitted by air (by talk/by cough/by sneezing/by spitting TB germ)	53.7%	General population	Wandwalo and Mørkve⁴⁴
	22%–34%	General population	Anjum et al⁴⁷
	55.5%	General population	Sreeramareddy et al⁴⁸
	56%	General population	Hossain et al³¹
	88.0%	General population	Adane et al⁴⁶
3. Methods of prevention: percentage of beneficiaries mentioned that TB can be prevented by taking BCG vaccination/covering mouth and nose when patient with TB is coughing or sneezing or spitting or talking	14%	General population	Anjum et al⁴⁷
	68.2%	General population	Solliman et al⁴⁹
	29.1%–65.7%	General population	Adane et al ⁴⁶, 2017