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Table 1 Inclusion and exclusion criteria for Umoya and Teen TB studies

From: SARS-CoV-2 infection and pulmonary tuberculosis in children and adolescents: a case-control study

  

Inclusion

Exclusion

Umoya

Cases

Any child aged < 13 years identified in hospital (inpatient or outpatient) with suspected pulmonary TB who:

• Meets the criteria for confirmed TB or unconfirmed TB based on recent consensus agreement [18]

• Receipt of TB treatment for more than two days in the previous 14 days

• Severe illness resulting in unstable condition

• Any condition which would constitute an absolute contra-indication to any of the sampling procedures required by the study

• Residence in remote areas with no ready access to transport for follow-up visits

• Presence of only extra-thoracic TB without evidence of pulmonary TB

Controls

(asymptomatic)

• Asymptomatic siblings of children enrolled with suspected pulmonary TB

• Severe illness resulting in unstable condition

• Any condition which would constitute an absolute contra-indication to any of the sampling procedures required by the study

Controls

(symptomatic)

• Symptomatic children who were evaluated in hospital and met the criteria for unlikely TB

Teen TB

Cases

Any adolescent (10 to < 20 years) who has:

• A primary diagnosis of newly diagnosed pulmonary TB bacteriologically confirmed on sputum (Xpert- or culture-positive), with or without HIV coinfection

• And are within the first 14 days since diagnosis and thus 14 days of TB treatment

• Extrapulmonary TB without evidence of pulmonary TB

• Severe illness or any condition causing the participant to be clinically unstable or require intensive care treatment

• Pregnancy or breastfeeding

• Diabetes Mellitus

• Participants declining HIV testing for whom a recent (< 12 month) HIV test result is not available

Controls

Any adolescent (10 to < 20 years):

• Exposed in their household in the last 6 months to a case of infectious pulmonary TB

• Has no symptoms of TB

• Previous TB disease

• Severe illness or any condition causing the participant to be clinically unstable or require intensive care treatment

• Pregnancy or breastfeeding

• Diabetes Mellitus

• Participants declining HIV testing for whom a recent (< 12 month) HIV test result is not available

  1. Abbreviations: HIV, Human Immunodeficiency Virus; TB, Tuberculosis