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Table 5 Three-way analysis of variance in the second trial.

From: Quality assessment of an interferon-gamma release assay for tuberculosis infection in a resource-limited setting

  Nil TB-Antigen Mitogen
Mean (IU/ml) 0.2308 0.3071 11.0017
Harvest    
   Mean Square 0.0000 0.0000 3.4225
   F value 1.0000 0.1000 3.2100
   P value 0.3409 0.7572 0.1036
ELISA    
   Mean Square 0.0000 0.0000 0.0770
   F value 1.0000 0.4000 0.0700
   P value 0.3409 0.5393 0.7937
Error    
   Mean Square 0.0000 0.0001 1.1707
   Root Mean Square 0.0050 0.0079 1.0330
Coefficient of Variation (%) 2.1661 2.5615 9.3898