Stats

Question 1

Define the term: ‘health-adjusted life expectancy” [HALE]. What is it for men? What is it for women?

Answer 1

HALE: number of years of life lived in good health that could be expected.

Male (2023): 69
Female (2023): 70

Question 2

% of population over age 65 and age 85 in 2026

Answer 2

> 65:
20% of the total population
8 million

> 85:
2% of the total population
860k

Question 3

% of population with AD after age 65

Answer 3

6-10%

As of January 1, 2025, 700k
By 2030, nearly 1 million

Question 4

Life expectancy in Canada

Answer 4

M: 79.5
F: 84

Average: 81.7

Question 5

What percentage of older adults with dementia live at home (in community rather than long term care or nursing home)?

Answer 5

61%

Question 6

Dementia: number of new diagnoses per year (2022-2023) in Canada?

Answer 6

75,000 - 99,000 diagnosed

Question 7

% of population with AD after age 85

Answer 7

25%

Question 8

What percentage of seniors with dementia who receive care at home exhibit any responsive behaviours

Answer 8

25% (BPSD guidelines says up to 75%)

Question 9

Hospitalization rates are __% higher for seniors with dementia than for those without

Answer 9

65%

Question 10

How much longer do seniors living with dementia spend in ED than those without dementia

Answer 10

2.5x longer

Question 11

What percentage of older adults with dementia live in LTC?

Answer 11

30% for those younger than 80 yo
40% for those older than 80 yo

Question 12

3 reasons why women are more likely to suffer from poverty in old age than men

Answer 12

Women live longer
Women experiences career disruptions = less savings
Women worked part time = less pension

Question 13

What is construct and criterion-related validity as they relate to instruments of measurement

Answer 13

Construct: Are we truly measuring the abstract concept we think we are (burnout = stress, exhaustion)?
– Convergent validity: instrument to measure burnout correlates to instrument to measure stress etc.

Criterion: Does this instrument relate to a gold standard outcome?

Question 14

Difference between life expectancy and lifespan?

Answer 14

Life expectancy: average number of years a person is expected to live based on statistical data

Lifespan: maximum potential length of life an individual of a particular species can attain under ideal conditions

Question 15

Number of people with dementia in 2050

Answer 15

1.7 million

Question 16

Hours spent taking care of PLWD in 2020 per week

Answer 16

25-30 h per week

Question 17

What is the advantage of using a Delphi panel for consensus building in Guideline development?

Answer 17

reduces the risk of bias from a few outspoken/dominant panel members by gathering feedback from each panel member and voting anonymously on items for consensus.

Question 18

Define attributable risk

Answer 18

The portion of disease rate attributable to a certain exposure.

For example, the attributable risk for cigarette smoking and lung cancer is 75%. That means 75% of lung cancers are caused by cigarette smoking.

Question 19

What is statistical power?

Answer 19

probability of rejecting the false null hypothesis

Question 20

Define Type I (alpha) error and Type II (beta) error.

Answer 20

Type I: false pos
Type II: false neg

Question 21

% of indigenous >65+?

Answer 21

9.5%

Question 22

% of indigenous people that are socially isolated?

Answer 22

19-24%

Question 23

Expected life expectancy for Indigenous person

Answer 23

M: 72
W: 78

Question 24

number of older adults (>65yo) in Canada

Answer 24

7 million

Question 25

What is the fastest growing age group in Canada?

Answer 25

Centenarians

Question 26

Loneliness is associated with what % increase in mortality in older adults?

Answer 26

25-30% incr in all cause mortality