Table 2 Observed incidence of GBS per 100,000 person-years for 2009–2011 in the population of 4.68 million under surveillance by the neurologist network

20–29

6

1,232,652

0.49

(0.18–1.06)

5

1,224,264

0.41

(0.13–0.95)

11

2,456,916

0.45

(0.22–0.80)

30–39

12

1,607,871

0.75

(0.39–1.30)

11

1,560,600

0.70

(0.35–1.26)

23

3,168,471

0.73

(0.46–1.09)

40–49

14

1,350,147

1.04

(0.57–1.74)

7

1,354,077

0.52

(0.21–1.07)

21

2,704,224

0.78

(0.48–1.19)

50–59

10

991,665

1.01

(0.48–1.85)

15

1,045,449

1.43

(0.80–2.37)

25

2,037,114

1.23

(0.79–1.81)

60–69

17

783,156

2.17

(1.26–3.48)

7

845,904

0.83

(0.33–1.71)

24

1,629,060

1.47

(0.94–2.19)

70–79

14

569,067

2.46

(1.34–4.13)

12

712,188

1.68

(0.87–2.94)

26

1,281,255

2.03

(1.33–2.97)

80+

9

272,355

3.30

(1.51–6.27)

2

503,019

0.40

(0.05–1.44)

11

775,374

1.42

(0.71–2.54)

Total ≥20 years

82

6,806,913

1.20

(0.96–1.50)

59

7,245,501

0.81

(0.62–1.05)

141

14,052,414

1.00

(0.84–1.18)