Table 1 A summary of exposure variables and their measures
From: Determinants of household catastrophic costs for drug sensitive tuberculosis patients in Kenya
Type of data | Category | Variable | Definition | Measure |
|---|---|---|---|---|
Continuous | Individual characteristics | Age | Age of patient in years rounded off to the next whole unit | Years |
BMI | Nutritional status of patient | Body weight (kilograms)/height2 (metres) | ||
Household characteristics | Household size | Total number of people living together and sharing at least one meal/day (usually dinner) | Units | |
Pre-TB expenditure | Total annual household expenditure (patient and/or others) prior to falling ill with TB | Â | ||
Categorical | Individual characteristics | Gender | Gender of patient | Male/Female |
Diabetes | Type II diabetes mellitus as a comorbidity | Yes/No | ||
HIV status | Presence of HIV coinfection | Yes/No/Undisclosed | ||
Education | Patient’s level of education | No education, primary education or lower (< 8 years), secondary education and above =/> 8 years in school | ||
Nutritional Support | Receiving nutritional support | Yes/No | ||
Household characteristics | Residence | Living in urban/rural area? | Urban/Rural | |
| Â | Insurance status | Does the patient have health insurance coverage? | No/Social health insurance/Private health Insurance | |
Disease & care-seeking characteristics | X-ray test | Radiography test done for diagnosis of TB | Yes/No | |
Hospitalized | Any hospitalization during current TB treatment | Yes/No | ||
TB type | Disease affecting the chest or another body organ? | Pulmonary/Extrapulmonary | ||
Facility type | Type of health facility giving care | Public/Private | ||
Retreatment | First episode of treatment or not? | New/Retreatment & Relapse | ||
Treatment delay | Length of the delay between onset of symptoms and start of treatment |  < 4 weeks/4 weeks or more delay |