Table 1.

Clinical characteristics of the patients

Characteristic	MDR-TB/XDR-TB (n = 98)	DS-TB (n = 24)	P value
Male sex, n (%)	52 (53.1)	17 (70.8)	0.115
Age, mean ± SD, yr	35.4 ± 10.1	48.9 ± 12.6	< 0.001
Use of anti-TB drugs before surgery, n (%)
Initial surgery without anti-TB drugs	0 (0)	16 (66.7)
First-line → surgery	1 (1.1)a	8 (33.3)
Second-line → surgery	97 (98.9)	0 (0)
Drug-sensitivity test, n (%)	98 (100)	24 (100)
All sensitive	0 (0)	24 (100)
Multidrug-resistant	65 (66.3)	0 (0)
Extensively drug-resistant	33 (33.7)	0 (0)

MDR-TB Multidrug-resistant tuberculosis, XDR-TB Extensively drug-resistant tuberculosis, DS-TB Drug-susceptible tuberculosis, SD Standard deviation

^a This patient was operated on without using second-line drugs after multidrug-resistant tuberculosis was diagnosed following long-term use of isoniazid, rifampicin, and ethambutol for relapsed tuberculosis