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Table 5 Relative impact of influential factors on annual cost of drug usea

From: The impact of dementia on drug costs in older people: results from the SNAC study

 

Model 1

Model 2

Model 3

Model 4

Model 5

Functional dependency Exp(β)

p-value

Residential setting Exp(β)

p-value

Comorbidities Exp(β))

p-value

Dementia Exp (β)

p-value

Joint analysis Exp (β)

p-value

Intercept (SEK)

3,234

<0.001

3,248

<0.001

5,258

<0.001

3,241

<0.001

2,262

<0.001

Age

1.003

ns

1.003

ns

0.998

ns

1.003

ns

0.996

ns

Genderb

1.203

0.025

1.209

0.021

1.050

ns

1.208

0.024

1.057

ns

Educationc

1.109

ns

1,103

ns

1.152

ns

1.119

ns

1.158

ns

Functional dependencyd

1.570

0.001

      

1.121

ns

Residential settinge

  

1.878

<0.001

    

1.629

0.017

Comorbiditiese

    

2.265

<0.001

  

2.194

<0.001

Dementiae

      

1.628

0.002

1.119

ns

  1. Exp (β) is interpreted as the relative change in cost due to a one unit increase in the explanatory variable
  2. a Missing data on 41 persons
  3. bFemale gender reference
  4. c Elementary school reference
  5. d No functional dependence reference
  6. e No dementia reference
  7. f Community-dwelling reference