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Table 3 Observed and expected burden of Multiple Sclerosis in 1990 and 2017 by sex

From: Burden of multiple sclerosis in Iran from 1990 to 2017

Measure

Unit

Both

Male

Female

1990

2017

1990

2017

1990

2017

O

E

O/E ratio

O

E

O/E ratio

O

E

O/E ratio

O

E

O/E ratio

O

E

O/E ratio

O

E

O/E ratio

Deaths

Number a

91

69

1.3

290

290

1.0

42

32

1.3

133

130

1.0

49

37

1.3

157

159

1.0

Rate b

0.3

0.2

1.5

0.4

0.3

1.3

0.3

0.2

1.5

0.3

0.3

1.0

0.3

0.2

1.5

0.4

0.4

1.0

DALYs

Number a

9098

3621

2.5

26,183

14,947

1.8

3420

1485

2.3

9725

6121

1.6

5677

2116

2.7

16,458

8783

1.9

Rate b

23.7

7.9

3.0

29.1

16.8

1.7

17.8

6.7

2.7

21.8

13.8

1.6

29.7

9.2

3.2

36.6

19.8

1.8

  1. a All ages; b Age-standardized rate per 100,000
  2. O: Observed; E: Expected