Table 3. Resistance patterns of drugs effective in vitro for multidrug-resistant tuberculosis.
| Total, N = 1,254 | Candidate effective drugs |
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|---|---|---|---|---|---|---|
| Short regimen, FQ-S and SLI-S, n = 952 | BDQ-containing regimen |
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| Combined FQ-R or SLI-R,† n = 302 | FQ-R only, n = 73 | SLI-R only, n = 155 | XDR, n = 74 | |||
| Median | 5 | 5 | 3 | 4 | 3 | 2 |
| Interquartile range | 4–6 | 5–6 | 2–4 | 4–5 | 3–4 | 1–2 |
| Range | 0–7 | 3–7 | 0–6 | 2–6 | 1–5 | 0–4 |
*Drug susceptibility test results were analyzed for 7 drugs: high-dose isoniazid, ethambutol, FQ, aminoglycoside, capreomycin, ethionamide, and para-aminosalicylic acid; BDQ, bedaquiline; FQ, fluoroquinolone; R, resistant; S, susceptible; SLI, second-line injectable drug; XDR, extensively drug-resistant. †Includes FQ-R only, SLI-R only, and XDR cases combined.