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Table 3 Proportions of CXR, sputum examination tests in adult pulmonary TB patients in three general hospitals, Vietnam

From: A descriptive study of TB cases finding practices in the three largest public general hospitals in Vietnam

   Total Bachmai Hue Choray P value
   N % N % N % N %  
Total 103   17   58   28   
Productive cough         < 0.001
  Yes 63 61.2 7 41.2 49 84.5 7 25.0  
  No 40 38.8 10 58.8 9 15.5 21 75.0  
Diagnostic procedure         0.257
  CXR before sputum examination 92 90.2 14 82.4 55 96.5 23 82.1  
  Sputum examination before CXR 3 2.9 0 0 1 1.8 2 7.1  
  No information 7 6.9 3 17.6 1 1.8 3 10.7  
CXR during diagnosis
  Yes 102 99.0 17 100.0 58 100.0 27 96.4 0.259
  No information 1 1.0 0 0.0 0 0.0 1 3.6  
Sputum examination during diagnosis         0.042
  Yes 96 93.2 16 94.1 52 89.7 28 100.0  
  No 6 5.8 0 0.0 6 10.3 0 0.0  
  No information 1 1.0 1 5.9 0 0.0 0 0.0  
  1. CXR = Chest X-ray;* P value by Chi square test.