Table 3. Characteristics of 5 TB subjects with persistent positive IGRA results and less good outcome.

Patients	Time of relapse after treatment completion	Drug resistance	Ultimate clinical outcome
1	10 weeks	INH+RIF	Cured after 12 months of therapy
2	8 weeks	INH	Lost at follow-up
3	8 weeks	INH+RIF	Cured after 12 months of therapy
4	4 weeks	ND	Disseminated disease
5	6 weeks	INH+RIF	Cured after 9 months of therapy

Abbreviations:

ND: not done; INH : Isoniazid; RIF: rifampicin.