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Table 2 Example of case matching of Control patients with Test patients

From: Design of a multi-site multi-state clinical trial of home monitoring of chronic disease in the community in Australia

Test/control

Age

Gender

Major diagnosis

Seifa1index for postcode

Strength of match (perfect match = 0)

Test

54

M

COPD

1023

 

Control

56

M

COPD

1025

1.682

Control

54

F

HD

1022

2.163

Weights

0.2

1

1

0.16

 
  1. 1SEIFA 2011 Socio-Economic Indexes for Areas [24]. SEIFA provides measures of socio-economic conditions by geographic area.
  2. 2|54-56| × 0.2 + 1 × 0 + 1 × 0 + |1023-1015| × 0.16 = 1.68.
  3. 3|54-54| × 0.2 + 1 × 1 + 1 × 1 + |1023-1022| × 0.16 = 2.16.