Findings

What do systematic reviews say?

62 questions · 62 findings · 8 reviews

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No studies found 5 · 8.1%GRADE not reported 3 · 4.8%Very low 17 · 27.4%Low 13 · 21%Moderate 17 · 27.4%High 7 · 11.3%

Rifampicin plus pyrazinamide vs isoniazid

Active TB · HIV‐negative people at risk of TB infection1

It is very uncertain whether rifampicin plus pyrazinamide changes active TB: compared with isoniazid (very low certainty).

1 finding from 1 review

Rifamycins (rifampicin, rifabutin and rifapentine) compared to isoniazid for preventing tuberculosis in HIV‐negative… 2013 · Cochrane Headline outcomes only
RR 1.32 [0.42, 4.13]
2 studies · 176 participants
Very low

Intervention not reported

Test result · people with presumptive pulmonary tuberculosisRole: an initial testIndex test: Xpert MTB/XDRThreshold for index test: an automated result…

The review found no eligible studies for this question.

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

Test result · adults with pulmonary tuberculosis irrespective of rifampicin resistance (i.e. whether or not their rifampicin resistance status was…

The review found no eligible studies for this question.

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

True positivespeople with fluoroquinolone resistance · adults with pulmonary tuberculosis irrespective of rifampicin resistance (i.e. whether or not their rifampicin resistance status was…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 381 participants
High

Intervention not reported

False negativespeople incorrectly classified as not having fluoroquinolone resistance · adults with pulmonary tuberculosis irrespective of rifampicin resistance (i.e. whether or not their rifampicin resistance status was…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 381 participants
High

Intervention not reported

True negativespeople without fluoroquinolone resistance · adults with pulmonary tuberculosis irrespective of rifampicin resistance (i.e. whether or not their rifampicin resistance status was…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 640 participants
Moderate

Intervention not reported

False positivespeople incorrectly classified as having fluoroquinolone resistance · adults with pulmonary tuberculosis irrespective of rifampicin resistance (i.e. whether or not their rifampicin resistance status was…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 640 participants
Moderate

Intervention not reported

Test result · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis positive by Xpert MTB/XDRRole: an initial…

The review found no eligible studies for this question.

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

True positivespeople with ethionamide resistance · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis positive by Xpert MTB/XDRRole: an initial…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 167 participants
Very low

Intervention not reported

False negativespeople incorrectly classified as not having ethionamide resistance · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis positive by Xpert MTB/XDRRole: an initial…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 167 participants
Very low

Intervention not reported

True negativespeople without ethionamide resistance · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis positive by Xpert MTB/XDRRole: an initial…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 267 participants
Very low

Intervention not reported

True positivespeople with pulmonary tuberculosis · people with presumptive pulmonary tuberculosisRole: an initial testIndex test: Xpert MTB/XDRThreshold for index test: an automated result…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 799 participants
Very low

Intervention not reported

False positivespeople incorrectly classified as having ethionamide resistance · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis positive by Xpert MTB/XDRRole: an initial…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 267 participants
Very low

Intervention not reported

Test result · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis‐positive by Xpert MTB/XDR Index test: Xpert…

The review found no eligible studies for this question.

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Intervention not reported

True positivespeople with amikacin resistance · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis‐positive by Xpert MTB/XDR Index test: Xpert…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 65 participants
Low

Intervention not reported

False negativespeople incorrectly classified as not having amikacin resistance · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis‐positive by Xpert MTB/XDR Index test: Xpert…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 65 participants
Low

Intervention not reported

True negativespeople without amikacin resistance · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis‐positive by Xpert MTB/XDR Index test: Xpert…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 425 participants
High

Intervention not reported

False positivespeople incorrectly classified as having amikacin resistance · adults with pulmonary tuberculosis with known rifampicin resistance, detected as tuberculosis‐positive by Xpert MTB/XDR Index test: Xpert…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 425 participants
High

Intervention not reported

False negativespeople incorrectly classified as not having pulmonary tuberculosis · people with presumptive pulmonary tuberculosisRole: an initial testIndex test: Xpert MTB/XDRThreshold for index test: an automated result…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 799 participants
Very low

Intervention not reported

True negativespeople without pulmonary tuberculosis · people with presumptive pulmonary tuberculosisRole: an initial testIndex test: Xpert MTB/XDRThreshold for index test: an automated result…

1 finding from 1 review

Xpert MTB/XDR for detection of pulmonary tuberculosis and resistance to isoniazid, fluoroquinolones, ethionamide, and… 2022 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 429 participants
Very low