Description

Ibarrondo et al reported a score for predicting the risk of dementia in a person living in southern Europe. The authors are from multiple institutions in Spain and University of Antioquia in Columbia.


Patient selection: southern Europe

 

Parameters:

(1) sex

(2) physical activity at work (sedentary vs nonsedentary)

(3) hypertension

(4) waist circumference (increased if >= 102 cm for males or >= 88 for females)

(5) hyperlipidemia

(6) diabetes

(7) Cambridge physical activity index

(8) smoker

(9) age in years

(10) highest level of education

(12) body mass index in kg per sq meter

(13) relative Mediterranean Diet Score

 

Parameter

Finding

Points

sex

male

1

 

female

0

physical activity at work

sedentary

0

 

nonsedentary

1

hypertension

no

0

 

yes

0

waist circumference

low or normal

0

 

increased

0

hyperlipidemia

no

0

 

yes

2

diabetes

no

0

 

yes

2

Cambridge index

not active

1

 

active

0

smoker

no

1

 

yes

0

age in years

<= 55 years

0

 

56 to 58 years

3

 

58 to 60 years

7

 

60 to 62 years

8

 

62 to 64 years

13

 

64 to 66 years

16

 

> 66 years

15

highest level of education

primary

5

 

secondary

3

 

higher

0

body mass index

< 25 kg per sq m

0

 

25 to 30 kg per sq m

0

 

> 30 kg per sq m

2

Mediterranean Diet Score

low (< 7)

1

 

moderate (7 to 10)

1

 

high (>= 11)

0

 

where:

• The point assignment for smoking is reversed from expectations.

 

total score =

= SUM(points for all of the parameters)

 

Interpretation:

• minimum score: 0

• maximum score: 30 (the paper says 79, but this number assumes that all points are summed)

 

Total Score

Dementia Risk Category

0 to 11

low

12 to 16

moderate

>= 17

high

 

Performance:

• The area under the ROC curve is 0.81.


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