Treatment outcome
Treatment failed (treatment outcome)
A person whose anti-tuberculosis treatment regimen needed to be terminated or permanently changed to a new regimen or treatment strategy.
Treatment success (treatment outcome)
A person with tuberculosis whose treatment outcome is either ‘cured’ or ‘completed’.
Treatment support
An approach to supporting patients who are taking prescribed doses of anti-tuberculosis drugs, to help ensure adherence to treatment and maximize its efficacy.
Treatment completed (treatment outcome)
A person who completed anti-tuberculosis treatment as recommended by the national policy, whose outcome does not meet the definition for cure or treatment failure.
Not evaluated (treatment outcome)
Person with tuberculosis for whom no treatment outcome is assigned.
Lost to follow-up (treatment outcome)
A person who did not start treatment or whose treatment was interrupted for two consecutive months or more.
Death (treatment outcome)
Death for any reason while on TB treatment.
Cured (treatment outcome)
A person with bacteriologically confirmed pulmonary tuberculosis at the beginning of treatment who completed treatment as recommended by the national policy, with evidence of bacteriological response and no evidence of failure.
Unfavorable outcome (proposed core research definition)
Composite outcome that includes death, treatment failure, treatment discontinuation, and recurrence.
Favourable outcome
A tuberculosis patient who either has completed treatment without evidence of failure or has a negative result in the last two cultures performed towards the end of treatment and has not been classified as having an unfavourable outcome by a study-defined time point.
