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Table 3 Acute Flaccid Paralysis cases and incidence rates: comparison between Hospital Discharge Records and National Surveillance System, Italy 2015–2016

From: Hospital discharges-based search of acute flaccid paralysis cases 2007–2016 in Italy and comparison with the National Surveillance System for monitoring the risk of polio reintroduction

Regions

AFP 2015

357.0

359.9

323.9

AFP 2016

357.0

359.9

323.9

HDR

HDR IR

NSS

NSS IR

HDR

NSS

HDR

NSS

HDR

NSS

HDR

HDR IR

NSS

NSS IR

HDR

NSS

HDR

NSS

HDR

NSS

Piedmont

19

3.3

3

0.5

4

3

7

0

8

0

27

4.8

5

0.9

3

2

11

2

13

1

Valle d’Aosta

1

5.6

0

0.0

1

0

0

0

0

0

0

0.0

0

0.0

0

0

0

0

0

0

Lombardy

60

4.2

4

0.3

10

2

28

0

22

2

57

4.0

14

1.0

15

8

25

0

17

6

A.P. Bolzano

0

0.0

0

0.0

0

0

0

0

0

0

5

6.0

3

3.6

3

3

1

0

1

0

A.P. Trento

1

1.2

1

1.2

1

1

0

0

0

0

3

3.8

1

1.3

1

1

1

0

1

0

Veneto

33

4.8

3

0.4

4

3

16

0

13

0

37

5.4

10

1.5

10

9

12

0

15

1

Friuli-Venezia Giulia

3

1.9

0

0.0

1

0

2

0

1

0

4

2.6

0

0.0

2

0

2

0

0

0

Liguria

35

19.2

0

0.0

2

0

28

0

5

0

28

15.6

1

0.6

2

1

22

0

4

0

Emilia-Romagna

13

2.2

4

0.7

4

2

5

0

4

2

31

5.2

1

0.2

11

0

10

0

10

1

Tuscany

23

4.8

0

0.0

1

0

14

0

8

0

14

2.9

3

0.6

3

3

8

0

3

0

Umbria

0

0.0

1

0.9

0

0

0

0

0

1

1

0.9

0

0.0

0

0

1

0

0

0

Marche

8

3.9

1

0.5

3

0

3

0

2

1

10

5.0

1

0.5

3

0

6

0

1

1

Lazio

41

5.0

2

0.2

10

2

26

0

5

0

35

4.3

5

0.6

10

3

19

0

6

2

Abruzzi

6

3.5

2

1.2

1

1

1

0

4

1

7

4.1

0

0.0

1

0

2

0

4

0

Molise

1

2.7

0

0.0

0

0

0

0

1

0

0

0.0

0

0.0

0

0

0

0

0

0

Campania

16

1.8

7

0.8

6

4

7

0

3

3

20

2.2

0

0.0

5

0

10

0

5

0

Apulia

22

3.8

5

0.9

2

5

7

0

13

0

27

4.8

8

1.4

9

3

6

0

11

5

Basilicata

2

2.7

0

0.0

0

0

1

0

1

0

1

1.4

0

0.0

0

0

0

0

1

0

Calabria

7

2.6

1

0.4

3

1

2

0

2

0

13

4.8

0

0.0

4

0

3

0

6

0

Sicily

39

5.3

5

0.7

6

3

13

0

20

2

45

6.2

7

1.0

7

5

19

1

19

1

Sardinia

9

4.5

1

0.5

3

1

2

0

4

0

10

5.1

1

0.5

4

0

3

0

3

1

Italy

339

4.0

40

0.5

62

28

162

0

116

12

375

4.5

60

0.7

93

38

161

3

120

19

  1. Data were extracted from Hospital Discharge Records; Italian population data were obtained from ISTAT database (www.demo.istat.it)
  2. AFP acute flaccid paralysis, HDR Hospital Discharge Records [5], NSS National Surveillance System [4], IR Incidence rate. ICD-9-CM diagnosis codes: 357.0 “Acute infective polyneuritis”; 359.9 “Myopathy, unspecified”; 323.9 “Unspecified causes of encephalitis, myelitis, and encephalomyelitis”