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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