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Table 1 Demographic data of the multidrug-resistant tuberculosis patients with or without pyrazinamide (PZA) resistancea

From: Characteristics of pncA mutations in multidrug-resistant tuberculosis in Taiwan

  PZA susceptibility test P value
  Resistant, n = 36 Susceptible, n = 30  
Age (MD) 58.3 (21.0) 57.8 (17.8) 0.91
Gender    
   Male 25 (69.4%) 24 (80%) 0.33
   Female 11 (30.6%) 6 (20%)  
Previous anti-TB treatment    
   Yes 11 (30.6%) 10 (33.3%) 0.81
   No 25 (69.4%) 20 (66.7%)  
Sputum smear    
   Positive 17 (47.2%) 22 (73.3%) 0.032
   Negative 19 (52.8%) 8 (26.7%)  
Disease site    
   Pulmonary TB 35 (97.2%) 28 (93.3%) 0.45
   Extrapulmonary TB 1 (2.8%) 2 (6.7%)  
Presence of cavity in radiogram    
   Yes 8 (22.2%) 12 (40%) 0.12
   No 28 (77.8%) 18 (60%)  
Ethambutol resistance    
   Yes 21 (58.3%) 10 (33.3%) 0.043
   No 15 (41.7%) 20 (66.7%)  
Streptomycin resistance    
   Yes 24 (66.7%) 11 (36.7%) 0.015
   No 12 (33.3%) 19 (63.3%)  
Genotyping    
   Beijing strain 21 (58.3%) 16 (53.3%) 0.68
   Non-Beijing strain 15 (41.7%) 14 (46.7%)  
  1. aData are presented as n(%) unless otherwise stated.