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Table 4 McNemar’s test for detection rate between different symptom screening algorithms, p-value (95%CI for Kappa)

From: Comparison of yield and relative costs of different screening algorithms for tuberculosis in active case-finding: a cross-section study

Algorithm Type of patient Type of patient in different algorithms
2 2 2 3 3 3
Smear +  Bact +  Active TB Smear +  Bact +  Active TB
WHO 1a Smear +  0.32 (0.95,1.00) 0.05 (0.86,1.00) -
WHO 1a Bact +  - 0.32 (0.96,1.00) 0.05 (0.90,1.00)
WHO 1c Smear +  0.32 (0.95,1.00) - 0.05 (0.86,1.00)
WHO 1c Bact +  0.32 (0.96,1.00) 0.05 (0.90,1.00)
WHO 1c Active TB 0.08 (0.97,1.00)  < 0.01 (0.93,0.99)
2 Smear +  0.08 (0.89,1,00)
2 Bact +  0.08 (0.92,1.00)
2 Active TB 0.03 (0.96,1.00)
  1. No inconsistency in the TB detection rate of sputum smear-positive and bacteriological positive between algorithm WHO 1a/1c