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Table 1 Definitions of terms of data collocation

From: Comparison of yield and relative costs of different screening algorithms for tuberculosis in active case-finding: a cross-section study

Term Definition
Sex Male, Female
Age group 0 ~ , 15 ~ , 25 ~ , 35 ~ ,45 ~ , 55 ~ , 65 ~ ,75 ~ ,85 ~ 
Ethnicity Han, other
Occupation Unknown, Child/Student, Housework/Unemployment; Teacher, Service provider, Health-care worker, General worker, Farmer, Migrant worker, Retirement, Other
Marital status Married, Single/divorced, Unknown
Education level Unknown, Illiterate or semi-illiterate, Elementary school, Secondary school, College and above
Previous TB case Registered in TB Information Management System, and finished treatment or cure
HIV/AIDS Registered in the local CDC database, who were diagnosed according to diagnostic criteria for HIV/AIDS published by the National Health Commission of the People’s Republic of China in 2008
Known diabetes Recorded on the Citizen Health Management Files as diagnosed with Diabetes (fasting plasma glucose level ≥ 7.0 mmol/L, or 2-h plasma glucose level ≥ 11.1 mmol/L), plus those using medicine to control blood glucose by self-report
Close contact Living with a new active PTB case for at least 7 days in the 3 months before diagnosis
BMI level [14] Underweight(BMI < 18.5), Normal(18.5 ≤ BMI < 24.0), Overweight(24.0 ≤ BMI < 28.0), fat(BMI ≥ 28.0)
Tobacco use Ever smoked tobacco by self-report
Drinking habit Drinking more than one unit(21 g pure alcohol) per week by self-report
Chronic bronchitis Chronic bronchitis history by self-report
Average family annual income per capita Average annual income per capita of urban family = RMB 27,000 (USD 3970), average annual income per capita of rural family = RMB 8000 (USD 1176), (USD 1 = RMB 6.8)
Average family living area per capita Average of urban family = 29 m2, an average of rural family = 31 m2