Head & Neck,
Journal Year:
2024,
Volume and Issue:
46(9), P. 2197 - 2205
Published: April 25, 2024
Abstract
Background
The
causes
for
delays
during
the
COVID19
pandemic
and
their
impact
on
head
neck
cancer
(HNC)
diagnosis
staging
are
not
well
described.
Methods
Two
cohorts
were
defined
a
priori
review
analysis—a
Pre‐Pandemic
cohort
(June
1
to
December
31,
2019)
Pandemic
2020).
Delays
categorized
as
COVID‐19
related
or
not,
clinician,
patient,
policy
related.
Results
A
total
of
638
HNC
patients
identified
including
327
in
Cohort
311
Cohort.
Patients
had
more
N2‐N3
category
(41%
vs.
33%,
p
=
0.03),
T3‐T4
(63%
50%,
0.002),
stage
III‐IV
(71%
58%,
<
0.001)
disease.
Several
intervals
treatment
pathway
significantly
longer
compared
cohort.
Among
cohort,
146
(47%)
experienced
delay,
with
112
pandemic;
80
(71%)
clinician
related,
15
(13%)
patient
17
(15%)
Conclusions
higher
disease
at
along
diagnostic
pathway,
factors
being
most
common
cause
delay.
JAMA Surgery,
Journal Year:
2023,
Volume and Issue:
158(6), P. 643 - 643
Published: April 12, 2023
Each
year,
the
National
Cancer
Database
(NCDB)
collects
and
analyzes
data
used
in
reports
to
support
research,
quality
measures,
Commission
on
program
accreditation.
Because
models
generate
these
have
been
historically
stable,
year-to-year
variances
attributed
changes
within
cancer
rather
than
modeling.
submissions
2020
were
anticipated
be
significantly
different
from
prior
years
because
of
COVID-19
pandemic.
This
study
involved
a
validation
analysis
observed
expected
NCDB
comparison
with
2019
2018.The
captured
total
1
223
221
overall
cases
2020,
decrease
14.4%
(Δ
=
-206
099)
compared
2019.
The
early
months
pandemic
(March-May
2020)
coincided
nadir
April
that
did
not
recover
prepandemic
levels
through
remainder
2020.
In
pandemic,
proportion
early-stage
disease
decreased
sharply
overall,
while
late-stage
increased.
However,
differences
stage
distribution
varied
by
primary
site.
Statistically
significant
proportions
race
ethnicity,
sex,
insurance
type,
geographic
location,
education,
income
identified,
but
consistent
patterns
evident.Historically
stable
for
administrative,
improvement
purposes
disrupted
during
first
year
users
will
need
carefully
interpret
disease-
program-specific
findings
come
account
aberrations
when
running
include
Canadian Medical Association Journal,
Journal Year:
2023,
Volume and Issue:
195(23), P. E804 - E812
Published: June 11, 2023
The
COVID-19
pandemic
is
suspected
to
have
affected
cancer
care
and
outcomes
among
patients
in
Canada.
In
this
study,
we
evaluated
the
impact
of
state
emergency
period
during
(Mar.
17
June
15,
2020)
on
diagnoses,
stage
at
diagnosis
1-year
survival
Alberta.We
included
new
diagnoses
10
most
prevalent
types
from
Jan.
1,
2018,
Dec.
31,
2020.
We
followed
up
2021.
used
interrupted
time
series
analysis
examine
first
COVID-19-related
Alberta
number
diagnoses.
multivariable
Cox
regression
compare
who
received
a
2020
after
with
those
2018
2019.
also
performed
stage-specific
analyses.We
observed
significant
reductions
breast
(incidence
rate
ratio
[IRR]
0.67,
95%
confidence
interval
[CI]
0.59-0.76),
prostate
(IRR
0.64,
CI
0.56-0.73)
colorectal
0.56-
0.74)
melanoma
0.57,
0.47-0.69)
compared
before
it.
These
decreases
largely
occurred
early-stage
rather
than
late-stage
Patients
cancer,
non-Hodgkin
lymphoma
uterine
had
lower
diagnosed
2018;
no
other
sites
survival.The
results
our
analyses
suggest
that
health
disruptions
considerably
outcomes.
Given
largest
was
cancers
organized
screening
programs,
additional
system
capacity
may
be
needed
mitigate
future
impact.
Annals of Gastroenterological Surgery,
Journal Year:
2022,
Volume and Issue:
7(3), P. 407 - 418
Published: Nov. 18, 2022
Abstract
Aim
This
study
aimed
to
investigate
the
effect
of
coronavirus
disease
pandemic
on
number
surgeries
for
gastroenterological
cancer
cases
in
Japan.
Methods
The
data
recorded
National
Clinical
Database
Japan
between
2018
and
2020
were
utilized
this
study.
Five
specific
primary
cancers
surgery
acute
diffuse
peritonitis
considered
endpoints.
We
divided
period
into
prepandemic
postpandemic
(after
April
2020)
periods
examined
relation
clinical
factors.
Results
Overall,
228
860
analyzed.
Among
five
surgeries,
distal
gastrectomies
gastric
decreased
most
(to
81.0%
monthly
period),
followed
by
that
low
anterior
resections
rectal
(91.4%).
In
contrast,
pancreaticoduodenectomies
pancreatic
increased
7.1%,
while
remained
stable.
trend
was
observed
nationwide.
also
noted
a
marked
reduction
gastrectomy
72.5%),
resection
(84.0%),
esophagectomy
(88.8%)
procedures
T1
tumors.
noncurative
rate
mortalities
despite
proportion
T4
tumors
older
patients.
Conclusion
A
with
early
T
factors
may
reflect
prioritization
screenings.
Although
quality
maintained
terms
reduced
morbidities,
long‐term
effects
should
be
monitored.
Background:
The
COVID-19
pandemic
has
disrupted
cancer
care,
raising
concerns
regarding
the
impact
of
wait
time,
or
‘lag
time’,
on
clinical
outcomes.
We
aimed
to
contextualize
pandemic-related
lag
times
by
mapping
pre-pandemic
evidence
from
systematic
reviews
and/or
meta-analyses
association
between
time
diagnosis
and
treatment
with
mortality-
morbidity-related
Methods:
systematically
searched
MEDLINE,
EMBASE,
Web
Science,
Cochrane
Library
Systematic
Reviews
for
published
prior
(1
January
2010–31
December
2019).
extracted
data
methodological
characteristics,
interval
start
endpoints,
qualitative
findings
reviews,
pooled
risk
estimates
(i.e.,
overall
survival)
morbidity-
local
regional
control)
related
outcomes
meta-analyses.
categorized
according
milestones
across
care
continuum
summarized
site
interval.
Results:
identified
9032
records
through
database
searches,
which
29
were
eligible.
classified
33
unique
types
intervals
10
sites,
breast,
colorectal,
head
neck,
ovarian
cancers
investigated
most.
Two
investigating
reported
different
survival
among
paediatric
patients
Ewing’s
sarcomas
central
nervous
system
tumours.
Comparable
mortality
found
surgery
adjuvant
chemotherapy
cancers.
Risk
pathologic
complete
response
indicated
an
optimal
window
7–8
weeks
neoadjuvant
completion
rectal
In
comparing
methods
same
times,
outcomes,
we
critical
variations
in
research
design.
Conclusions:
Our
review
highlighted
measured
associations
cancer-related
need
a
standardized
approach
areas
such
as
definitions
accounting
waiting-time
paradox.
Prioritization
is
integral
revised
guidelines
under
contingency
assessing
pandemic’s
long-term
effect
cancer.
Funding:
present
work
was
supported
Canadian
Institutes
Health
Research
(CIHR-COVID-19
Rapid
Funding
opportunity,
VR5-172666
grant
Eduardo
L.
Franco).
Parker
Tope,
Eliya
Farah,
Rami
Ali
each
received
MSc.
stipend
Gerald
Bronfman
Department
Oncology,
McGill
University.
JAMA Network Open,
Journal Year:
2023,
Volume and Issue:
6(11), P. e2343796 - e2343796
Published: Nov. 20, 2023
Breast,
cervical,
and
colorectal
cancer-screening
disparities
existed
prior
to
the
COVID-19
pandemic,
it
is
unclear
whether
those
have
changed
since
pandemic.
Canadian Medical Association Journal,
Journal Year:
2023,
Volume and Issue:
195(37), P. E1250 - E1273
Published: Sept. 24, 2023
Background:
Avoidable
disparities
in
health
outcomes
persist
Canada
despite
substantial
investments
a
publicly
funded
care
system
that
includes
preventive
services.
Our
objective
was
to
provide
recommendations
promote
equity
by
prioritizing
effective
interventions
for
people
experiencing
disadvantages.
Methods:
The
guideline
developed
primary
provider–patient
panel,
with
input
from
patient-partner
panel
diverse
lived
experiences.
After
selecting
priority
topics,
we
searched
systematic
reviews
and
recent
randomized
controlled
trials
of
screening
other
relevant
studies
accuracy
management
efficacy.
We
used
the
Grading
Recommendations,
Assessment,
Development
Evaluation
(GRADE)
approach
develop
followed
Appraisal
Guidelines
Research
(AGREE
II)
reporting
guidance.
managed
competing
interests
using
Guideline
International
Network
principles.
were
externally
reviewed
content
experts
circulated
endorsement
national
stakeholders.
Recommendations:
15
1
policy
recommendation
on
improving
access
care.
recommend
prioritized
outreach
colorectal
cancer
starting
at
age
45
years
cardiovascular
disease
risk
assessment,
help
address
inequities
health.
Specific
should
be
rolled
out
ways
include
human
papillomavirus
(HPV)
self-testing,
HIV
self-testing
interferon-γ
release
assays
tuberculosis
infection.
Screening
depression,
substance
use,
intimate
partner
violence
poverty
connect
specific
disadvantages
proven
interventions.
automatic
connection
Interpretation:
Proven
can
if
are
prioritized.
Clinicians,
organizations
governments
take
evidence-based
actions
track
progress
promoting
across
Canada.
PLoS ONE,
Journal Year:
2023,
Volume and Issue:
18(9), P. e0290646 - e0290646
Published: Sept. 8, 2023
Introduction
The
aim
of
our
study
was
to
assess
the
initial
impact
COVID-19
on
total
publicly-funded
direct
healthcare
costs
and
health
services
use
in
two
Canadian
provinces,
Ontario
British
Columbia
(BC).
Methods
This
retrospective
repeated
cross-sectional
used
population-based
administrative
datasets,
linked
within
each
province,
from
January
1,
2018
December
27,
2020.
Interrupted
time
series
analysis
estimate
changes
level
trends
weekly
resource
costs,
with
March
16–22,
2020
as
first
pandemic
week.
Also,
week
2020,
we
identified
cases
their
positive
SARS-CoV-2
test
estimated
until
death
or
Results
resources
largest
declines
(95%
confidence
interval)
compared
previous
were
physician
[Ontario:
-43%
(-49%,-37%);
BC:
-24%
(-30%,-19%)
(both
p<0.001)]
emergency
department
visits
-41%
(-47%,-35%);
-29%
(-35%,-23%)
p<0.001)].
Hospital
admissions
declined
by
27%
(-32%,-23%)
21%
(-26%,-16%)
BC
p<0.001).
Resource
subsequently
rose
but
did
not
return
pre-pandemic
levels.
Only
home
care
dialysis
clinic
significantly
decrease
pre-pandemic.
Costs
for
represented
1.3%
0.7%
BC,
respectively.
Conclusions
Reduced
utilization
overall
population
outweighed
patients
Meeting
needs
all
across
is
essential
maintain
resilient
systems.
Fundamental Research,
Journal Year:
2024,
Volume and Issue:
4(3), P. 484 - 494
Published: Feb. 8, 2024
The
sudden
onset
of
the
coronavirus
disease
2019
(COVID-19)
in
January
2020
has
affected
essential
global
health
services.
Cancer-screening
services
that
can
reduce
cancer
mortality
are
strongly
affected.
However,
specific
role
COVID-19
screening
is
not
fully
understood.
This
study
aimed
to
assess
efficiency
programs
before
and
during
pandemic
promote
potential
cancer-screening
strategies
for
next
pandemic.
Electronic
searches
PubMed,
Embase,
Web
Science,
manual
were
performed
between
1,
March
2023.
Cohort
studies
reported
number
participants
who
underwent
included.
methodological
quality
included
was
assessed
using
Newcastle-Ottawa
Scale.
Differences
rates
estimated
incidence
rate
ratio
(IRR).
Fifty-five
cohort
this
meta-analysis.
colorectal
invasive
methods
(Pooled
IRR=0.52,
95%
CI:
0.42
0.65,
p<0.01),
cervical
IRR=0.56,
0.47
0.67,
breast
IRR=0.57,
0.49
0.66,
p<0.01)
prostate
IRR=0.71,
0.56
0.90,
significantly
lower
than
those
lung
IRR=0.77,
0.58
1.03,
p=0.08)
noninvasive
IRR=0.74,
0.50
1.09,
p=0.13)
reduced
with
no
statistical
differences.
subgroup
analyses
revealed
reduction
varied
across
economies.
Our
results
suggest
had
a
noteworthy
impact
on
colorectal,
cervical,
breast,
screening.
Developing
innovative
technologies
important
post-COVID-19
era
prepare
JAMA Network Open,
Journal Year:
2023,
Volume and Issue:
6(1), P. e2250394 - e2250394
Published: Jan. 10, 2023
Importance
The
impact
of
COVID-19
on
the
modality
and
timeliness
first-line
cancer
treatment
is
unclear
yet
critical
to
planning
subsequent
care.
Objective
To
explore
association
pandemic
with
modalities
wait
times
for
first
treatment.
Design,
Setting,
Participants
This
retrospective
population-based
cohort
study
using
administrative
data
was
conducted
in
Ontario,
Canada,
among
adults
newly
diagnosed
between
January
3,
2016,
November
7,
2020.
were
followed
up
from
date
diagnosis
1
year,
until
death,
or
June
26,
2021,
whichever
occurred
first,
ensure
a
minimum
6-month
follow-up
time.
Exposures
Receiving
vs
prepandemic
period,
March
15,
2020,
when
elective
hospital
procedures
halted.
Main
Outcomes
Measures
main
outcome
time-to-event
variable
describing
number
days
receiving
(surgery,
chemotherapy,
radiation)
being
censored.
For
each
modality,
multivariable
competing-risk
regression
model
used
assess
time
period.
A
secondary
continuous
defined
patients
who
treated
6
months
after
as
waiting
Results
Among
313
499
patients,
mean
(SD)
age
66.4
(14.1)
years
153
679
(49.0%)
male
patients.
Those
during
less
likely
receive
surgery
(subdistribution
hazard
ratio
[sHR],
0.97;
95%
CI,
0.95-0.99)
but
more
chemotherapy
(sHR,
1.26;
1.23-1.30)
radiotherapy
1.16;
1.13-1.20)
first.
received
within
(228
755
[73.0%]),
their
decreased
35.1
(37.2)
29.5
(33.6)
surgery,
43.7
(34.1)
38.4
(30.6)
55.8
(41.8)
49.0
(40.1)
radiotherapy.
Conclusions
Relevance
In
this
study,
significantly
associated
greater
use
nonsurgical
therapy
initial
Wait
shorter
period
those
diagnosis.
Future
work
needs
examine
how
these
changes
may
have
affected
patient
outcomes
inform
future
guideline
development.
EClinicalMedicine,
Journal Year:
2023,
Volume and Issue:
62, P. 102081 - 102081
Published: July 20, 2023
Screening
for
colorectal
cancer
(CRC)
decreases
burden
through
removal
of
precancerous
lesions
and
early
detection
cancer.
The
COVID-19
pandemic
has
disrupted
organised
CRC
screening
programs
worldwide,
with
some
completely
suspending
others
experiencing
significant
in
participation
diagnostic
follow-up.
This
study
estimated
the
global
impact
disruptions
on
outcomes,
potential
effects
catch-up
screening.Organised
were
identified
29
countries,
data
rates
COVID-related
changes
to
2020
extracted
where
available.
Four
independent
microsimulation
models
(ASCCA,
MISCAN-Colon,
OncoSim,
Policy1-Bowel)
used
estimate
long-term
cases
deaths,
based
2020.
For
countries
not
available,
approximated
excess
mortality
rates.
Catch-up
strategies
involving
additional
2021
also
simulated.In
which
direct
volumes
at
a
country
level
decreased
by
an
1.3-40.5%
Globally,
it
is
that
led
deficit
7.4
million
fewer
faecal
screens
performed
In
absence
any
screening,
this
would
lead
13,000
7,900
deaths
globally
from
2050;
79%
85%
could
have
been
prevented
respectively.COVID-19-related
will
cause
but
appropriately
implemented
reduced
over
80%.
Careful
management
disruption
key
improving
resilience
programs.The
authors
disclosed
receipt
following
financial
support
research,
authorship,
and/or
publication
article:
work
was
supported
Cancer
Council
New
South
Wales,
Health
Canada,
Dutch
National
Institute
Public
Environment.