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Table 1 Burden of Multiple Sclerosis in 1990 and 2017 with percentage change by sex and location

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

Measure

Unit

Location

Both

Male

Female

1990

2017

Percent change c

1990

2017

Percent change c

1990

2017

Percent change c

Incidence

Number a

Global

40,417 (36,731 to 44,787)

54,895 (50,054 to 60,812)

35.8 (33.9 to 37.9)

14,996 (13,560 to 16,691)

19,930 (18,068 to 22,184)

32.9 (30.8 to 35.2)

25,421 (23,138 to 28,110)

34,964 (31,830 to 38,686)

37.5 (35.4 to 39.9)

North Africa and Middle East

3674 (3240 to 4135)

7740 (6950 to 8646)

110.7 (102.5 to 120.3)

1295 (1133 to 1467)

2713 (2420 to 3049)

109.4 (100.8 to 119.2)

2379 (2102 to 2681)

5026 (4520 to 5600)

111.3 (102.5 to 121.6)

Iran

1122 (1004 to 1254)

2271 (2024 to 2557)

102.3 (90.3 to 117.1)

390 (347 to 436)

794 (705 to 894)

103.7 (91.5 to 117.8)

732 (657 to 821)

1477 (1315 to 1666)

101.6 (89.3 to 117.3)

Rate b

Global

0.7 (0.7 to 0.8)

0.7 (0.6 to 0.8)

−6.1 (−7.1 to −5.1)

0.6 (0.5 to 0.6)

0.5 (0.5 to 0.6)

−10.8 (− 11.8 to − 9.7)

0.93 (0.85 to 1.03)

0.90 (0.82 to 1.0)

−3.3 (− 4.5 to − 2.0)

North Africa and Middle East

1.1 (1.0 to 1.2)

1.2 (1.1 to 1.3)

7.9 (5.5 to 10.4)

0.8 (0.7 to 0.9)

0.8 (0.7 to 0.9)

1.2 (−1.1 to 3.8)

1.4 (1.3 to 1.6)

1.6 (1.5 to 1.8)

12.7 (9.8 to 15.7)

Iran

2.0 (1.8 to 2.2)

2.4 (2.1 to 2.7)

18.5 (16.7 to 20.5)

1.4 (1.3 to 1.6)

1.6 (1.5 to 1.8)

12.3 (10.8 to 14.1)

2.6 (2.3 to 2.9)

3.1 (2.8 to 3.5)

22.5 (19.9 to 25.3)

Prevalence

Number a

Global

1,048,261 (946,018 to 1,164,731)

1,761,078 (1,598,226 to 1,947,909)

68.0 (65.5 to 70.6)

335,891 (300,256 to 375,033)

551,872 (498,079 to 614,373)

64.3 (61.8 to 66.9)

712,369 (645,599 to 789,379)

1,209,206 (1,096,303 to 1,336,075)

69.7 (67.0 to 72.7)

North Africa and Middle East

71,262 (62,756 to 80,648)

201,299 (181,311 to 223,278)

182.5 (174.6 to 191.9)

23,645 (20,552 to 26,789)

65,344 (58,438 to 72,850)

176.4 (168.2 to 185.8)

47,617 (41,965 to 53,835)

135,955 (122,509 to 150,603)

185.5 (176.7 to 195.2)

Iran

21,662 (19,342 to 24,342)

62,397 (55,554 to 69,871)

188.1 (179.9 to 196.5)

7304 (6470 to 8182)

20,102 (17,828 to 22,498)

175.2 (167.7 to 183)

14,358 (12,810 to 16,143)

42,295 (37,748 to 47,790)

194.6 (185.1 to 204.6)

Rate b

Global

22.5 (20.3 to 24.9)

21.7 (19.7 to 24.0)

−3.4 (−4.6 to −2.1)

14.5 (13.0 to 16.2)

13.8 (12.4 to 15.3)

−5.0 (−6.1 to − 3.8)

30.1 (27.3 to 33.4)

29.3 (26.6 to 32.4)

−2.5 (− 4.0 to −1.0)

North Africa and Middle East

28.9 (25.6 to 32.7)

35.8 (32.4 to 39.7)

23.9 (20.6 to 27.5)

18.7 (16.4 to 21.2)

22.2 (19.9 to 24.7)

18.3 (15.1 to 22.2)

39.6 (35.1 to 44.8)

50.5 (45.7 to 56.1)

27.6 (23.9 to 31.5)

Iran

55.8 (50.1 to 62.5)

69.5 (62.1 to 77.8)

24.7 (22.7 to 26.9)

36.9 (32.8 to 41.5)

44.5 (39.7 to 49.8)

20.6 (18.7 to 22.7)

75.3 (67.6 to 84.5)

94.9 (85 to 107)

26.1 (23.4 to 29)

Deaths

Number a

Global

12,290 (10,793 to 14,420)

20,655 (17,721 to 22,238)

68.1 (14.2 to 83.0)

5115 (4368 to 5869)

8452 (7123 to 9182)

65.2 (17.8 to 79.0)

7175 (6055 to 9009)

12,203 (10,082 to 13,629)

70.1 (12.0 to 87.5)

North Africa and Middle East

371 (231 to 648)

1040 (706 to 1263)

180.0 (53.3 to 257.9)

170 (107 to 274)

489 (332 to 558)

187.7 (67.8 to 271.3)

202 (121 to 378)

551 (346 to 738)

173.5 (44.3 to 254.2)

Iran

91 (71 to 131)

290 (205 to 319)

219.2 (61.1 to 305.8)

42 (31 to 58)

133 (89 to 148)

219.6 (75.8 to 301.5)

49 (37 to 74)

157 (111 to 176)

218.8 (52.5 to 323.4)

Rate b

Global

0.3 (0.3 to 0.3)

0.3 (0.2 to 0.3)

−10.1 (−38.8 to −2.3)

0.2 (0.2 to 0.3)

0.2 (0.2 to 0.2)

−11.7 (−37.2 to −4.8)

0.3 (0.3 to 0.4)

0.3 (0.2 to 0.3)

−9.2 (−39.8 to 0.0)

North Africa and Middle East

0.2 (0.1 to 0.3)

0.2 (0.1 to 0.2)

16.2 (−35.8 to 46.7)

0.2 (0.1 to 0.3)

0.2 (0.1 to 0.2)

18.8 (−30.2 to 51.7)

0.2 (0.1 to 0.3)

0.2 (0.1 to 0.3)

14.8 (−39.2 to 47.6)

Iran

0.3 (0.2 to 0.4)

0.4 (0.3 to 0.4)

27.4 (−34.3 to 60.3)

0.3 (0.2 to 0.4)

0.3 (0.2 to 0.4)

28.7 (−28.6 to 61.7)

0.3 (0.2 to 0.4)

0.4 (0.3 to 0.4)

26.9 (−38.1 to 66.1)

DALYs

Number a

Global

682,944 (586,530 to 811,282)

1,084,757 (942,878 to 1,237,344)

58.8 (29.4 to 72.8)

262,002 (227,634 to 302,473)

407,529 (354,187 to 459,135)

55.5 (28.7 to 68.1)

420,942 (355,788 to 509,258)

677,228 (579,371 to 780,792)

60.9 (31.3 to 76.6)

North Africa and Middle East

32,940 (24,924 to 46,413)

90,888 (71,930 to 110,100)

175.9 (111.4 to 210.6)

12,541 (9482 to 17,234)

34,807 (27,434 to 41,382)

177.5 (111.0 to 219.3)

20,399 (15,296 to 29,285)

56,082 (43,493 to 69,772)

174.9 (111.8 to 210.5)

Iran

9098 (7244 to 11,463)

26,183 (21,205 to 31,381)

187.8 (122 to 222.9)

3420 (2752 to 4296)

9725 (7889 to 11,529)

184.3 (120.4 to 221.1)

5677 (4448 to 7296)

16,458 (13,232 to 19,728)

189.9 (124 to 229.2)

Rate b

Global

14.8 (12.8 to 17.5)

13.3 (11.5 to 15.2)

−10.2 (−26.8 to −2.7)

11.5 (10.0 to 13.2)

10.1 (8.8 to 11.4)

−11.9 (− 27.5 to −5.4)

18.0 (15.2 to 21.6)

16.3 (14.0 to 18.9)

−9.2 (− 25.6 to −0.6)

North Africa and Middle East

13.6 (10.3 to 19.2)

16.1 (12.8 to 19.6)

18.3 (−9.9 to 33.2)

10.3 (7.8 to 14.2)

12.0 (9.5 to 14.2)

16.0 (−12.5 to 33.2)

17.1 (12.8 to 24.4)

20.6 (16.1 to 25.4)

20.7 (−7.3 to 35.9)

Iran

23.7 (18.9 to 29.8)

29.1 (23.6 to 34.7)

23.1 (−5.1 to 37.1)

17.8 (14.4 to 22.5)

21.8 (17.6 to 25.7)

22.4 (−5.6 to 38.2)

29.7 (23.4 to 38.0)

36.6 (29.4 to 43.9)

23.4 (−3.9 to 38.9)

  1. a All ages; b Age-standardized rate per 100,000; c 1990–2017