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Table 3 The pre-injury service and items which have significant impact on the medical costs of recovery after road traffic injury (in Australian Dollars)

From: The effect of pre-existing health conditions on the cost of recovery from road traffic injury: insights from data linkage of medicare and compensable injury claims in Victoria, Australia

Variable Coefficientc
Outcome Variable: Post-injury Medical Costa
 Cardiovascular diagnostics and investigation (MBS Sub Group D1-6) $76.44 [$54.27,$98.62]
 Initiation of management of anaesthesia (MBS Sub Group T10-6) $257.65 [$174.16,$341.16]
 Thyroid function tests (MBS Item 66719) $356.28 [$258.79, $453.78]
 Prothrombin time test (MBS Item 65120) $26.77 [$15.02, $38.53]
 Vascular Ultrasound (MBS Sub Group I1-3) $359.79 [$273.77, $445.82]
 Radiographic examination of head (MBS Sub Group I3-3) $301.92 [$186.58, $417.28]
 Drug for Anti-inflammatory and Anti-rheumatic Products (ATC Code M01) $49.75 [$35.4, $64.12]
 Drugs for Sensory Organs (ATC Code S01) $31.48 [$23.04, $39.93]
Outcome Variable: Post-injury Medical Cost, Loggedb
 Drugs used in diabetes (ATC Code A10) 0.08 [0.05, 0.11]
  1. aThe coefficient indicates the average change in the category cost for every extra item used from the services listed based on a linear model. bThe coefficient indicates the average percentage change in the category cost for every extra item used from the services listed based on a nonlinear model. c[95 % confidence interval]