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Table 1 Average population parasite carriage rates in the 17 villages

From: Rapid and effective malaria control in Cambodia through mass administration of artemisinin-piperaquine

Age group

Parasite rates (%)

2003.12

2004.07

2004.12

2005.07

2005.12

2006.6

2006.12

Children

55.8

17.5*

15.7*

7.8*

5.3*

1.9*

2.8*

 

(N = 679)

(N = 777)

(N = 813)

(N = 877)

(N = 704)

(N = 791)

(N = 844)

Adults

46.5

NA

10.7*

4.9*

6.3*

NA

2.1*

 

(N = 415)

 

(N = 796)

(N = 616)

(N = 366)

 

(N = 436)

Whole population

52.3

-

13.2*

6.6*

5.6*

-

2.6*

 

(N = 1094)

 

(N = 1609)

(N = 1493)

(N = 1070)

 

(N = 1280)

  1. * P < 0.01 vs. the data obtained in Dec.2003 (before conducting mass treatment); NA, not done.