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Table 2 Use of provincial healthcare services by patients with acute knee injuries

From: Utilization and cost of a new model of care for managing acute knee injuries: the Calgary acute knee injury clinic

Cost Variable Experimental Group (C-AKIC) n = 138 Comparison Group (Current State) n = 136 pValue* 95% Confidence Interval Utilization Ratio**
Mean SD Mean SD
Primary care physician+ clinical visits 1.01 1.82 1.66 1.99 0.005 0.20-1.11 0.61
Specialist++ care clinical visits 2.53 1.26 3.72 3.03 <0.001 0.64-1.74 0.68
Emergency room visits 0.17 0.37 0.54 0.85 <0.001 0.18-0.50 0.31
MRI 0.21 0.40 0.65 0.54 <0.001 0.33-0.56 0.32
  1. *t-test for independent samples.
  2. **Utilization ratio = ratio of utilization for experimental group patients to utilization for comparison group.
  3. +Primary care physician: family physicians and general practitioner.
  4. ++Specialist: sport medicine physicians, orthopaedic surgeons.
  5. C-AKIC: Calgary Acute Knee Injury Clinic.