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Table 3 The number of rounds of annual treatment (hence years) in Pre-SAC and SAC required to eliminate transmission for Ascaris as a function of coverage in Pre-SAC and SAC (parameter values as defined in Table 1)

From: What impact will the achievement of the current World Health Organisation targets for anthelmintic treatment coverage in children have on the intensity of soil transmitted helminth infections?

 

Coverage of SAC

  

0

10 %

20 %

30 %

40 %

50 %

60 %

70 %

80 %

90 %

100 %

Coverage of Pre-SAC

0

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

10 %

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

23

20 %

NA

NA

NA

NA

NA

NA

NA

NA

NA

21

16

30 %

NA

NA

NA

NA

NA

NA

NA

NA

20

15

12

40 %

NA

NA

NA

NA

NA

NA

NA

20

15

12

10

50 %

NA

NA

NA

NA

NA

NA

21

15

12

10

8

60 %

NA

NA

NA

NA

NA

22

15

12

10

8

7

70 %

NA

NA

NA

NA

24

16

12

10

8

7

6

80 %

NA

NA

NA

NA

17

12

10

8

7

6

6

90 %

NA

NA

NA

18

13

10

8

7

6

6

5

100 %

NA

NA

21

14

11

9

7

6

6

5

5

  1. NA denotes that it is not possible to achieve elimination within 25 years with the defined level of coverage in Pre-SAC and SAC