Dr Stephens, The Prevention of Malaria. 



127 



An example of this is the following Table : 



Table I. 



Accra 



Babies 



Children 

 up to 8 



Children 

 up to 12 



Children 

 over 12 



Village A 



Village B 



Cantonment 

 Accra 



per cent. 

 90 

 75 

 71 

 23 



per cent. 



57 

 50 

 75 

 20 



per cent. 



28 



30 



very 

 V rarely- 

 infected 



Or again an idea of the malarial infection of two small villages 

 may be got from Tables II. and III. 



Table II. 



House 





i 



u 

 o 



a 



Pigmented 

 leucocytes 



CO 



a 



CD 



a 



CD 

 !-< 



Q 



CO 



a 

 ■^ .° 



EH =2 

 a 



u 



CD 



a a 

 o a 



£ x 



o <» 

 EH 



1 







2 



1 



2 



2 



2 





1 



1 





2 



4 



3 



Not examined 













4 





1 







1 



4 



5 









1 



1 



2 



6 



Not examined 













7 





1 



3 





4 



7 



8 



Not examined 













9 







1 



1 



2 



4 



10 







1 







1 



11 



Not examined 













12 









3 



3 



4 



13 





2 



1 



1 



3 



3 



14 



No children 













15 



No children 













16 





2 





1 



3 



4 



17 







1 





1 



1 



1 



Isolated house 



1 







1 



2 



2 



No children 













3 



Isolated house 







2 



2 



3 



• 



















Total 



1 



8 



10 



25 



41 



10—2 



