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Fig. 1 | BMC Medical Informatics and Decision Making

Fig. 1

From: Validation of an electronic coding algorithm to identify the primary indication of orthopedic surgeries from administrative data

Fig. 1

Positive Predictive Values of Algorithm for the Procedure/Primary Indication Combinations of Interest. The prior probabilities in the study sample were 0.31 for spinal surgery/spinal stenosis, 0.13 for spinal surgery/herniated disc, 0.27 for knee arthroplasty/knee osteoarthritis, and 0.30 for hip arthroplasty/hip osteoarthritis. Marks indicating the PPV for these prior probabilities are included in the figure

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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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