Skip to main content

Table 1 Risk of malaria among travellers from India

From: Should chemoprophylaxis be a main strategy for preventing re-introduction of malaria in highly receptive areas? Sri Lanka a case in point

Year

Number of Sri Lankan travellers

Number of imported malaria cases acquired in India among

Risk of a malaria infection (per 100,000 travellers)

95% confidence interval of risk

Risk of a malaria infection if 50% of cases are missed (per 100,000 travellers)

95% confidence interval of risk if 50% of cases are missed

To India

From India

Sri Lankan nationals

Foreign nationals

2008

171,490

180,641

14

0

7.75

3.69–11.81

15.50

9.76–21.24

2009

175,839

181,505

15

1

8.26

4.08–12.45

16.53

10.61–22.44

2010

222,876

230,433

31

11

13.45

8.72–18.19

26.91

20.21–33.60

2011

277,856

287,155

25

11

8.71

5.29–12.12

17.41

12.59–22.24

2012

263,104

266,577

14

13

5.25

2.50–8.00

10.50

6.61–14.39

2013

240,975

243,279

27

9

11.1

6.91–15.28

22.20

16.28–28.12