Database Reference
In-Depth Information
1: CONTAGIOUS
2: IMMUNE
3: NON IMMUNE
4: SICK
1:
500000.00
2:
1000000.00
3:
4:
500000.00
2
2
1:
250000.00
2:
500000.00
2
2
3:
4:
250000.00
3
3
3
3
1:
0.00
2:
1
3:
0.00
4
1
4
4
1
1
4
4:
0.00
0.00
75.00
150.00
225.00
300.00
Time
Fig. 2.16
some sick people are always present because the disease is assumed to undergo
mutations.
EPIDEMIC WITH VACCINATION
CONTAGIOUS(t)
=
CONTAGIOUS(t
−
dt)
+
(CONTRACTION
−
BED RATE
CONTAGIOUS DEATH) * dt
INIT CONTAGIOUS
−
=
1
{
People
}
INFLOWS:
CONTRACTION
=
BETA * ((CONTAGIOUS
−
UNAWARE CONTAGIOUS) * 3/5
+
UNAWARE CONTAGIOUS
+
SICK/2) * NONIMMUNE
{
People per Week
}
OUTFLOWS:
BED RATE
=
CONTAGIOUS
−
CONTAGIOUS DEATH
{
People per Week
}
CONTAGIOUS DEATH
=
CONTAGIOUS * NAT DEATH RATE/52
{
People
per Week
}
IMMUNE(t)
=
IMMUNE(t
−
dt)
+
(RECOVERY RATE
+
VACCINE
−
IMMUNE DEATH
−
IMMUNE LOSS) * dt
INIT IMMUNE
=
0
{
People
}
INFLOWS:
RECOVERY RATE
=
0.9 * SICK
{
People per Week
}
VACCINE
=
NONIMMUNE * (1
−
CONTRACTION)
{
People per Week
}
OUTFLOWS:
IMMUNE DEATH
=
IMMUNE * NAT DEATH RATE/52
{
People per Week
}
IMMUNE LOSS
=
.015 * IMMUNE
{
People per Week
}
