Table 4

Differences in proportion and concordance for imaging test ordered between the advanced practice physiotherapist and orthopaedic surgeons (n=120)
Tests ordered by MD (%) Tests ordered by APP (%) Chi-squared test p value Raw agreement proportion Cohen’s kappa 95% CI
Any type of imaging tests 67/120 (56) 79/120 (65) 2.518 0.113 82% 0.65 0.52 – 0.79
X-rays 50/120 60/120 1.678 0.195 75% 0.48 0.33 – 0.64
(42) (50)
MRI 15/120 19/120 0.548 0.459 92% 0.66 0.46 – 0.85
(13) (16)
CT scan with contrast 20/120 24/120
(17) (20) 0.445 0.505 96% 0.78 0.63 – 0.93

MD= orthopaedic surgeon, APP= advanced practice physiotherapist, MRI= Magnetic resonance imaging, CT= computed tomography.

More than one type of imaging tests may be ordered for each patient.

Desmeules et al.

Desmeules et al. BMC Musculoskeletal Disorders 2013 14:162   doi:10.1186/1471-2474-14-162

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