Table 2 Agreement in readings of slides among selected health institution laboratories and final rereading by a third reader from December 2011 to December 2012
From: External quality assessment for acid fast bacilli smear microscopy in eastern part of Ethiopia
Peripheral laboratory | Final re reading | |||
|---|---|---|---|---|
Positive | Negative | Total | ||
Positive | 90 | 12 | 102 | χ2 = 3.87 P = 0.00 |
Negative | 20 | 456 | 476 | |
Total slides | 110 | 468 | 578 | |