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Table 1 Frequency of retreatment TB patients’ characteristics and their distribution by type of retreatment cases registered at the eleven RRHs, 2010 (n = 730 cases)

From: Tuberculosis retreatment ‘others’ in comparison with classical retreatment cases; a retrospective cohort review

Characteristic All retreatment cases Type of retreatment cases P-value*
  Classical TB retreatment cases; TB retreatment ‘others’;
n (%) n = 398 (%) n = 332 (%)  
Sex     
 Male 523 (71.6) 308 (77.4) 215 (64.8) <0.001
 Female 207 (28.4) 90 (22.6) 117 (35.2)  
Age (years)a     
 <15 39 (5.4) 3 (0.8) 36 (10.8) <0.001
 15-44 509 (69.8) 293 (73.8) 216 (65.1)  
 >44 181 (24.8) 101 (25.4) 80 (24.1)  
Anatomical site     
 Pulmonary 689 (94.4) 398 (100.0) 291 (87.7) <0.001
 Extrapulmonary 41 (5.6) 0 (0.0) 41 (12.3)  
Disease classification     
 Sputum smear-positive 400 (54.8) 398 (100.0) 2 (0.6) <0.001
 Sputum smear-negative 267 (36.6) 0 (0.0) 267 (80.4)  
 No smear done 22 (3.0) 0 (0.0) 22 (6.6)  
 Extrapulmonary 41 (5.6) 0 (0.0) 41 (12.4)  
HIV status     
 Negative 266 (36.4) 174 (43.7) 92 (27.7) <0.001
 Positive 424 (58.1) 200 (50.3) 224 (67.5)  
 Unknown 40 (5.5) 24 (6.0) 16 (4.8)  
Retreatment sub-category     
 Sputum smear-positive relapse 196 (26.9) 196 (49.3) 0 (0.0) <0.001
 Sputum smear-positive failure 44 (6.0) 44 (11.1) 0 (0.0)  
 Sputum smear-positive return after LTFU 158 (21.6) 158 (39.7) 0 (0.0)  
 Retreatment ‘others’ 332 (45.5) 0 (0.0) 332 (100.0)  
Treatment regimen     
 Retreatment: 2SRHZE/1RHZE/5RHE 582 (79.7) 378 (95.0) 204 (61.5) <0.001
 New: 2RHZE/6EH or 2RHZ/4RH 116 (15.9) 19 (4.8) 97 (29.2)  
 Other regimenb 32 (4.4) 1 (0.2) 31 (9.3)  
  1. *P-values are from Pearson’s chi-squared test or Fisher’s exact test for the difference in the distribution of the categorical characteristics across the types of retreatment cases
  2. a1 patient had missing data
  3. bOther regimen included: 3RHZE/5RHE = 13; 2SRHZ/4-12RH = 14; 2SRHZE/6EH = 2; 3SRH/6RH = 1; unknown = 2