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Table 3 Estimated number of travellers and risk of bacteremia per 100,000 travellers by age groups and country (> 3 night stay)

From: International travel and the risk of hospitalization with non-typhoidal Salmonella bacteremia. A Danish population-based cohort study, 1999-2008

Age group/Country*

Number of travel-related bacteremias (TRB) (1999-2008)

Estimated number of travellers† (1999-2008)

Risk per 100,000 travellers (95% CI)

0-14 years

13

3,300,000

0.4

(0.2-0.7)

15-24 years

15

1,800,000

0.8

(0.5-1.4)

25-44 years

16

3,730,000

0.4

(0.3-0.7)

45-64 years

20

3,860,000

0.5

(0.3-0.8)

≥65 years

12

980,000

1.2

(0.7-2.2)

Spain

6

1,340,000

0.4

(0.2-1.0)

Sweden

1

780,000

0.1

(0.0-0.9)

Germany

3

690,000

0.4

(0.1-1.4)

Greece

6

670,000

0.9

(0.4-2.0)

Turkey

5

440,000

1.1

(0.5-2.8)

Poland

2

340,000

0.6

(0.1-2.4)

Portugal

3

310,000

1.0

(0.3-3.0)

Thailand

16

300,000

5.3

(3.3-8.7)

Egypt

5

260,000

1.9

(0.8-4.7)

Czech Republic

2

220,000

0.9

(0.2-3.7)

Bulgaria

2

130,000

1.5

(0.4-6.3)

Croatia

1

90,000

1.1

(0.2-8.1)

Vietnam

4

75,000

5.3

(1.9-15.0)

India

1

75,000

1.3

(0.2-9.7)

Mexico

1

60,000

1.7

(0.2-12.3)

United Arab Emirates

1

35,000

2.9

(0.4-21.7)

Ukraine

1

35,000

2.9

(0.4-21.5)

China

1

30,000

3.3

(0.4-25.5)

Tanzania

1

25,000

4.0

(0.5-31.2)

Malta

1

8000

12.5

(1.4-114.6)

Malaysia

1

7000

14.3

(1.5-137.3)

Ghana

2

6000

33.3

(5.6-199.5)

Senegal

1

6000

16.7

(1.7-160.2)

  1. *Number of travellers to Kenya, Cambodia, Guatemala, Indonesia, Iraq, Somalia and Uganda were not available. Three cases of TRB were contracted in Kenya and one case in each of the other countries.
  2. † Numbers for the age group 0-14 years were based on the proportion of adults travelling with children