|
A, A
a
, A
b
, A
h
|
attraction rate constant of mosquitoes to non host animals, bait or host animals. For malaria this would be the attraction rate constants to animals, bait and humans, respectively.
|
animal-1h-1
|
|
A
bt
|
Biting rate on animals that are not the host of the disease
|
d1
|
|
B
bt
|
Biting rate on bait animals
|
d-1
|
|
c
|
vectorial capacity
|
d-1
|
|
EIP
|
Extrinsic Incubation Period
|
d
|
|
EIR
a
|
inoculation rate for non host animals
|
d-1
|
|
EIR
b
|
inoculation rate for bait animals
|
d-1
|
|
EIR
h
|
inoculation rate for the host of the disease
|
d-1
|
|
F
|
Number of feeding cycles per EIP
| |
|
H
bt
|
Biting rate on the host of the disease
|
d-1
|
|
k, k
a
, k
h
|
probability of a vector becoming infectious by feeding on a potentially infectious animal or human
| |
|
M
f
|
Probability of a mosquito dying following feed on bait
| |
|
M
s
|
rate at which mosquitoes die while searching for a blood meal
|
h-1
|
|
N
0
|
Number of adult female mosquitoes emerging each day
| |
|
P
e
|
probability of a mosquito surviving the EIP
| |
|
P
f
|
probability of a mosquito surviving a feeding cycle
| |
|
P
ov
|
probability of a mosquito surviving from one feed to the start of the next search phase. Where feeding is linked to the gonotrophic cycle, P
ov
includes the probability of surving egg laying.
| |
|
Q
a
, Q
b
, Q
h
|
proportion of satiated mosquitoes which have fed on animals, bait or humans
| |
|
T
f
|
length of the feeding cycle
|
d
|
|
T
ov
|
time from starting to feed to beginning the search for the next blood meal. Where feeding is linked to the gonotrophic cycle, oviposition occurs as part of T
ov
|
d
|
|
T
s
|
time spent searching for a feed
|
h
|
|
T
smax
|
maximum contiguous time spent searching
|
h
|
|
v, v
a
, v
h
|
probability of an infectious mosquito infecting animal or human
| |
|
X
|
proportion of humans that are infectious
| |
|
Y
a
, Y
b
, Y
h
|
Number of animals, bait animals or humans
| |
|
ΣAY
|
ΣAY = A
h
Y
h
+ A
b
Y
b
+ A
a
Y
a
, the zero order attraction rate of mosquitoes to any host, taking into account the number of each
| |
