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Table 4 Estimated importations of polio infections into India in the year 2014

From: Potential for international spread of wild poliovirus via travelers

Country

Travelers to India

Polio cases (2014)a

Asymptomatic polio

Vaccination coverage (2013) b

Population size (2013) c

Force of infection

p(t)

Importation

Pakistan

111,794 (2013)d

306

61,200

0.72

182,142,594

0.000336

0.000111844

13

Afghanistan

111,370 (2013)d

28

5,600

0.71

30,551,674

0.000183296

6.10136E-05

7

Nigeria

65,968 (2012)e

6

1,200

0.67

173,615,345

6.91183E-06

2.30073E-06

0

Somalia

462 (2012)e

5

1,000

0.47

10,495,583

9.52782E-05

3.17152E-05

0

Syria

35,686 (2012)e

1

200

0.52

22,850,000

8.75274E-06

2.91351E-06

0

Ethiopia

11,795 (2012)e

1

200

0.7

94,100,756

2.12538E-06

7.07474E-07

0

Cameroon

1,515 (2012)e

5

1,000

0.88

21,699,631

4.60837E-05

1.53398E-05

0

Equatorial Guinea

796 (2012)e

5

1,000

0.30

757,014

0.00132098

0.000439713

0

Iraq

41,218 (2013) d

2

400

0.70

33,417,476

1.19698E-05

3.98437E-06

0

Total

380,604

359

71,800

 

569,630,073

  

20

  1. a [15]
  2. b [27]
  3. c [28]
  4. d [29]
  5. e Data from United Nations World Tourism Organization