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Table 1 Inter-observer agreement for general image quality assessment of the lumbar spine (baseline) n = 50

From: European guidelines on quality criteria for diagnostic radiographic images of the lumbar spine – an intra- and inter-observer reproducibility study

Lumbar projection Agreement Expected Agreement Kappa (k) Standard Error Z Probability>Z
AP/PA 82.00% 62.48% 0.5203 0.1412 3.68 0.0001
Lat. L1-L4 84.00% 49.60% 0.6825 0.1374 4.97 0.0000
Lat. L5-S1 78.00% 58.28% 0.4727 0.1288 3.67 0.0001
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Chiropractic & Manual Therapies

ISSN: 2045-709X