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Table 7 Proportions of fluoroquinolone resistance stratified by age groups

From: Age-stratified anti-tuberculosis drug resistance profiles in South Korea: a multicenter retrospective study

 15–3435–59≥60Totalp-value
Non-multidrug-resistance TB692 (100.0%)1512 (100.0%)2034 (100.0%)4238 (100.0%) 
 Resistance to any FQa5 (0.7%)15 (1.0%)19 (0.9%)39 (0.9%)0.824
 Ofx resistance4 (0.6%)15 (1.0%)18 (0.9%)37 (0.9%)0.623
 Lfx resistance5 (0.7%)15 (1.0%)19 (0.9%)39 (0.9%)0.824
 Mfx resistance4 (0.6%)12 (0.8%)17 (0.8%)33 (0.8%)0.798
Multidrug-resistance TB42 (100.0%)81 (100.0%)56 (100.0%)179 (100.0%) 
 Resistance to any FQa11 (26.2%)14 (17.3%)11 (19.6%)36 (20.1%)0.502
 Ofx resistance11 (26.2%)12 (14.8%)11 (19.6%)34 (19.0%)0.309
 Lfx resistance10 (23.8%)13 (16.0%)11 (19.6%)34 (19.0%)0.576
 Mfx resistance10 (23.8%)10 (12.3%)11 (19.6%)31 (17.3%)0.241
  1. Abbreviations: TB tuberculosis, FQ fluoroquinolone, Ofx ofloxacin, Lfx levofloxacin, Mfx moxifloxacin
  2. aAny fluoroquinolones refer to levofloxacin, moxifloxacin, or ofloxacin