The effectiveness and efficiency of asymptomatic SARS-CoV-2 testing strategies for patient and healthcare workers within acute NHS hospitals during an omicron-like period
BMC Infectious Diseases,
Год журнала:
2024,
Номер
24(1)
Опубликована: Янв. 8, 2024
Asymptomatic
SARS-CoV-2
testing
of
hospitalised
patients
began
in
April-2020,
with
twice
weekly
healthcare
worker
(HCW)
introduced
November-2020.
Guidance
recommending
asymptomatic
was
withdrawn
August-2022.
Assessing
the
impact
this
decision
from
data
alone
is
challenging
due
to
concurrent
changes
infection
prevention
and
control
practices,
community
transmission
rates,
a
reduction
ascertainment
rate
reduced
testing.
Computational
modelling
an
effective
tool
for
estimating
change.
Язык: Английский
Evaluating pooled testing for asymptomatic screening of healthcare workers in hospitals
BMC Infectious Diseases,
Год журнала:
2023,
Номер
23(1)
Опубликована: Дек. 21, 2023
There
is
evidence
that
during
the
COVID
pandemic,
a
number
of
patient
and
HCW
infections
were
nosocomial.
Various
measures
put
in
place
to
try
reduce
these
including
developing
asymptomatic
PCR
(polymerase
chain
reaction)
testing
schemes
for
healthcare
workers.
Regularly
all
workers
requires
many
tests
while
reducing
this
by
only
some
can
result
undetected
cases.
An
efficient
way
test
as
individuals
possible
with
limited
capacity
consider
pooling
multiple
samples
be
analysed
single
(known
pooled
testing).
Язык: Английский
Comparing the effectiveness of universal admission testing and risk-based testing at emergency admission for preventing nosocomial COVID-19: a multicenter retrospective cohort study in Japan
Infection Control and Hospital Epidemiology,
Год журнала:
2024,
Номер
unknown, С. 1 - 9
Опубликована: Окт. 22, 2024
Abstract
Objective:
To
compare
the
effectiveness
of
universal
admission
testing
(UAT)
and
risk-based
(RBT)
in
preventing
nosocomial
coronavirus
disease
2019
(COVID-19)
after
implementation
strict
infection
control
measures.
Design:
Retrospective
multicenter
cohort
study.
Setting:
Five
community
hospitals
Japan.
Patients:
14,028
adult
patients
admitted
emergently
from
June
1,
2022,
to
January
31,
2023.
Methods:
We
calculated
crude
incidence
density
rates
community-acquired
COVID-19
(positive
test
≤4
days
postadmission),
hospital-acquired
≥8
total
postadmission
(all
cases
positive
primary
(sporadic
index
cases).
A
generalized
estimating
equation
model
was
used
adjust
for
local
(new
per
100,000
population),
single-bed
room
proportion,
proportion
older
than
65
years.
Results:
The
weekly
study
areas
less
1,800
population
(1.8%).
Two
implemented
RBT
3
UAT.
median
rate
higher
UAT
group
(95%
vs
55%;
difference
45.2%,
95%
CI,
40.3%–48.8%).
Crude
adjusted
analyses
revealed
no
significant
associations
between
(IRR;
>1
indicates
with
UAT)
strategies
any
outcomes:
(adjusted
IRR
=
1.23;
0.46–3.31),
(1.46;
0.80–2.66),
(1.22;
0.79–1.87),
(0.81;
0.59–1.12).
Conclusions:
Compared
testing,
may
have
limited
additional
benefits
transmission
during
a
period
low-moderate
incidence.
Язык: Английский