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Table 4 12-month age-standardised incidence rates and female/male rate ratios among adults 45 years of age and older, Saskatchewan, by gender and age group (April 1, 2012 to March 31, 2013)

From: Incidence and prevalence of dementia in linked administrative health data in Saskatchewan, Canada: a retrospective cohort study

Age group

Female age-standardised rate per 1,000 PAR

Male age-standardised rate per 1,000 PAR

Rate ratio

SD (RR)

95 % CI

45-54

0.49

0.43

1.14

0.24

0.712-1.822

55-64

1.25

1.32

0.95

0.15

0.705-1.272

65-74

3.88

4.02

0.97

0.11

0.778-1.198

75-84

19.26

21.05

0.91

0.06

0.809-1.035

85+

67.13

74.38

0.90

0.05

0.817-0.997

Total

7.04

7.65

0.92

0.04

0.859-0.986