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Table 3 Error variance affected by Harvester (left) and error variance affected by ELISA operator (right) in the first trial.

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

εi. Harvester P value ε.j ELISA operator P value
Nil A:1.9150
B:0.0160
0.0040 Nil A:0.0036
B:3.2723
0.0244
TB-Antigen A:2.9897
B:9.7114
0.2546 TB-Antigen A: 0.1270
B:15.2216
0.0830
Mitogen A:33.5782
B: 5.6792
0.2780 Mitogen A:41.1154
B: 3.0221
0.3584