Physical Review Research,
Год журнала:
2025,
Номер
7(1)
Опубликована: Март 24, 2025
Classically,
endemic
infectious
diseases
are
expected
to
display
relatively
stable,
predictable
infection
dynamics.
Accordingly,
basic
disease
models
such
as
the
susceptible-infected-recovered-susceptible
model
stable
states
or
recurrent
seasonal
waves.
However,
if
human
population
reacts
high
numbers
by
mitigating
spread
of
disease,
then
this
delayed
behavioral
feedback
loop
can
generate
waves
itself,
driven
periodic
mitigation
and
subsequent
relaxation.
We
show
that
reactions,
together
with
a
effect
comparable
impact,
cause
complex
unpredictable
dynamics,
including
Arnold
tongues,
coexisting
attractors,
chaos.
Importantly,
these
arise
in
epidemiologically
relevant
parameter
regions
where
costs
associated
infections
jointly
minimized.
By
comparing
our
data,
we
find
signs
COVID-19
was
mitigated
way
favored
Our
results
challenge
intuition
dynamics
necessarily
implies
predictability
emergence
when
humans
optimize
their
reaction
increasing
numbers.
Published
American
Physical
Society
2025
International Reviews of Immunology,
Год журнала:
2022,
Номер
42(6), С. 393 - 414
Опубликована: Май 28, 2022
The
ongoing
COVID-19
pandemic
caused
by
severe
acute
respiratory
syndrome
coronavirus
2
(SARS-CoV-2)
has
become
a
global
threat.
Despite
strict
control
measures
implemented
worldwide
and
immunization
using
novel
vaccines,
the
continues
to
rage
due
emergence
of
several
variants
SARS-CoV-2
with
increased
transmission
immune
escape.
rapid
spread
concern
(VOC)
in
recent
past
created
massive
challenge
for
via
currently
used
vaccines.
Vaccines
that
are
safe
effective
against
current
future
essential
controlling
pandemic.
Rapid
production
rollout
next-generation
vaccines
key
steps
help
us
return
normality.
Coordinated
surveillance
SARS-CoV-2,
redesign
new
extensive
vaccination
needed
counter
prevent
variants.
In
this
article,
we
review
latest
information
on
VOCs
interest
(VOIs)
present
clinical
trials
underway
evaluating
effectiveness
VOCs.
We
also
discuss
challenges
posed
strategies
overcome
threat
highly
virulent
rapidly
transmissible
SARS-CoV2.
International Journal of Electrical and Electronics Research,
Год журнала:
2022,
Номер
10(1), С. 36 - 40
Опубликована: Март 30, 2022
Clinical
Surveillance
Solutions
are
the
most
significant
in
concise
non-industrial
nation
people
improves
requests
for
caretaking.
Coronavirus
is
as
a
substitute
infectious
it
vital
to
isolation
Corona
virus
however
at
equivalent
time
clinical
analysts
need
really
take
look
wellness
of
victims
additionally.
With
helping
sort
occurrences
it's
miles
transforming
into
extreme
safeguard
tune
on
wellbeing
and
prosperity
issues
few
isolated
people.
Underneath
empowered
machine
plan
Wi-Fi
sensor
network
light
IOT
development.
It
typically
utilized
gathering
just
moving
special
sensors
following
information
regards
individuals
medical
services
communities.
This
product
comprises
Wireless
basically
based
organization
(Wi-Fi),
having
totally
outstanding
detecting
devices
connected
with
transmitter
region
ones
Heart
thump
unit,
Temperature
stage
unit
circulatory
strain
heartbeat
oximeter.
These
straight
away
associated
impacted
man
or
lady
amass
client
by
utilizing
method
utilization
gadgets.
Similar
measurements
conveying
remotely
beneficiary
area
this
specialist
via
that
collector
inconvenience
he'll
harvest
all
refreshes
their
clients.
Furthermore
moreover
will
convey
voice
word
prescriptions
reasonable
time.
What's
more
one
sharp
ringer
indeed
there
patient
so
essentially
advocate
crisis
situation
At
point
when
squeeze
button
then
be
ON.
Communications Medicine,
Год журнала:
2022,
Номер
2(1)
Опубликована: Март 3, 2022
The
introduction
of
COVID-19
vaccination
passes
(VPs)
by
many
countries
coincided
with
the
Delta
variant
fast
becoming
dominant
across
Europe.
A
thorough
assessment
their
impact
on
epidemic
dynamics
is
still
lacking.
Here,
we
propose
VAP-SIRS
model
that
considers
possibly
lower
restrictions
for
VP
holders
than
rest
population,
imperfect
effectiveness
against
infection,
rates
(re-)vaccination
and
waning
immunity,
fraction
never-vaccinated,
increased
transmissibility
variant.
Some
predicted
scenarios
realistic
parameter
values
yield
new
infection
waves
within
two
years,
high
daily
case
numbers
in
endemic
state,
even
without
introducing
VPs
granting
more
freedom
to
holders.
Still,
suitable
adaptive
policies
can
avoid
unfavorable
outcomes.
While
could
initially
be
allowed
freedom,
lack
full
vaccine
will
require
accelerated
(re-)vaccination,
wide-spread
immunity
surveillance,
and/or
minimal
long-term
common
restrictions.
Journal of Medical Virology,
Год журнала:
2023,
Номер
95(2)
Опубликована: Янв. 24, 2023
Abstract
As
coronavirus
variants
are
constantly
occurring,
we
tried
to
understand
more
about
the
omicron
and
delta
that
have
hit
world.
We
provided
dynamic
information
on
case
fatality
rate
(CFR)
of
Omicron
variant
over
time
compare
it
with
Delta
through
meta‐analysis.
Twenty‐four
countries
were
selected
by
submission
counts,
dates,
confirmed
cases.
defined
or
epidemic
period
for
individual
as
when
each
is
90%.
further
analyzed
dividing
into
initial
plateau,
increasing,
decreasing
phases
according
number
newly
daily
Finally,
meta‐analysis
examined
summary
between‐study
heterogeneity.
The
CFR
COVID‐19
during
was
lower
than
(odds
ratio
[OR]:
0.252,
95%
confidence
interval
[CI]
0.205−0.309).
plateau
phase
higher
other
phases.
(OR:
1.962,
CI
1.607−2.397).
increasing
0.412,
0.342–0.498).
had
compared
variant,
noninitial
These
results
can
help
establish
global
health
policies
in
future.
Open Journal of Epidemiology,
Год журнала:
2025,
Номер
15(01), С. 1 - 18
Опубликована: Янв. 1, 2025
The
emergence
of
the
SARS-CoV-2
virus
resulted
in
a
health
and
economic
crisis
worldwide.
Although
everyone
is
susceptible
to
COVID-19,
elderly
have
compromised
immune
systems
often
suffer
from
chronic
underlying
diseases,
which
makes
them
more
vulnerable.
This
study
aims
assess
variation
COVID-19
vaccine
distribution
patterns
across
different
age
groups
European
countries
understand
extent
prioritized
vulnerable
(age
>
70)
their
vaccination
programs.
utilized
open
data
Center
for
Disease
Prevention
Control
(ECDC)
employed
an
observational,
retrospective
design
examine
among
various
several
September
2021
2023.
Results
reveal
that
rates
increase
with
age,
peaking
at
25
-
49
group
(1.34
×
10−4),
after
there
was
decline
rate.
Analysis
variance
(ANOVA)
used
investigate
equality
29
Europe,
p-value
during
period
as
no
country
achieved
70%
coverage
aimed
by
WHO.
Continuous
efforts
must
be
made
ensure
larger
this
population
order
protect
severe
outcomes
region.
