TABLE I 
[ported Status of Malaria in Mexico, Central America and the West Indies 
DISTRIBUTION OF MALARIA 
13 
Relative frequency 
species of malaria 
plasmodia 6 
P. vivax 
P. falciparum 
P. malariae 
P. vivax 63.8% 
P. falciparum 23.5% 
P. malariae 12.7% 
No data 
P. falciparum 
P. vivax 
P. malariae 
P. falciparum 
P. vivax 
P. malariae 
P. vivax 79.5% 
P. falciparum 20.5% 
P. malariae none 
P. vivax 
P. falciparum 
P. malariae (common on 
Pacific Coast) 
Facilities for blood 
film diagnosis 
A few public health 
labs. 
Central Lab.: 5 am¬ 
bulatory clinics since 
1937 
Government Lab. 
(Belize) 
Medical aid in only 
16.2% of all deaths 
1938 
Fruit Company Hos¬ 
pitals in port cities 
have good labs. 
Public Health Labs. 
(15) & ambulatory 
clinics 
Public Health Labs. 
in San Jose; special 
surveys 
Methods of routine 
diagnosis 
Mostly clinical 
Blood films 
Mostly clinical 
and therapeutic 
Mostly clinical, ex¬ 
cept recent surveys 
Mostly clinical, ex¬ 
cept port cities 
Blood films and 
clinical 
Mostly clinical; 5% 
blood films 
Notifiable 
disease 
No 
No 
No 
No 
No 
Yes 
since 1925 
No 
Av. deaths 
per 11,000,000 
145.5 
414 
35-91 
280 + 
550 (1932) 
200-744 
(1938) 
184.7 
152 
Av. morbidity 
per 100,000 
576 (1939) 
1257+; survey rates: 
0-77% 
11.5-40% of hospital 
cases; spleen rates, 
children, 0-66% 
Parasite rates: 14.5 
■to 45.3% 
23.7-70% of all hos¬ 
pital cases 
1460; survey rates: 
9.4- 93.7%; spleen 
rates: 17-88% 
17,710; survey rates: 
1.5- 29.9%; spleen 
rate: 0-17.2% 
Country, source of 
data and period 
Mexico (official 
report) 1922-38 
Guatemala (off. 
rept.) 1931-39 
British Honduras 
(off. rept. and P.A. 1 
data) 1929-39 
El Salvador (P.A. 1 
data) 1930, 1931, 
1934-38 
Honduras (P.A. 1 
data) 1938 
Nicaragua (off. 
rept., 1930-39) 
Costa Rica (off. 
rept.) 1929-39 
o 
m 
O 
1 A 8 
rt ~ &• m .2 a 
g £».-£ p Q ^ 'g 
B |.S * 
i i-g t-j* 
A g -8 •§ e3 3 •• 
ij ti 3 oi d p, § 
Ph Ph P > ft m © 
