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Table 1 Characteristics of confirmed GBS cases notified in 2009–2011 and identified by the neurologist network

From: Guillain-Barré syndrome following the 2009 pandemic monovalent and seasonal trivalent influenza vaccination campaigns in Spain from 2009 to 2011: outcomes from active surveillance by a neurologist network, and records from a country-wide hospital discharge database

  

Motor status at one week after clinical onset or hospital admission

Variables

No. of patients (%)

Independent gait

Gait: able with support

Able to stand up

Bed-bound

Unknown

Sex

      

 Male

82 (58.2)

21

21

3

31

6

 Female

59 (41.8)

18

22

0

17

2

Age group (years)

      

 20–29

11 (7.8)

5

4

0

1

1

 30–39

23 (16.3)

14

6

0

2

1

 40–49

21 (14.9)

5

9

1

5

1

 50–59

25 (17.7)

4

13

1

6

1

 60–69

24 (17.0)

6

5

0

12

1

 70–79

26 (18.4)

2

4

0

17

3

 80+

11 (7.8)

3

2

1

5

0

Clinical antecedent

      

 Not identified

41 (29.1)

14

13

1

9

4

 Recorded

100 (70.9)

25

30

2

39

4

  Infection

85 (60.3)

21

27

2

32

3

   —GTI

40 (28.4)

9

13

1

15

2

   —ILI-RTI

34 (24.1)

11

9

1

12

1

   —GI and ILI-RTI

3 (2.1)

0

1

0

2

0

   —Urinary tract

3 (2.1)

0

2

0

1

0

   —Other

4 (2.8)

1

2

0

1

0

   —Unknown

1 (0.7)

0

0

0

1

0

  Influenza vaccination

7 (5.0)

2

1

0

4

0

  Othera

13 (9.2)

2

4

0

6

1

All patients

141a,b

39 (27.7)

43b (30.5)

3 (2.1)

48b (34.0)

8 (5.7)

  1. GBS Guillain-Barré syndrome, GTI gastrointestinal tract infection, ILI-RTI influenza-like infection or respiratory tract infection
  2. a“Other” encompasses surgery, medication, trauma, gastric carcinoma, delivery and pregnancy
  3. bThe sum does not add up the total amount of patients because some patients had more than one antecedent