Background:
Coronavirus
disease
has
affected
the
entire
population
worldwide
in
terms
of
physical
and
environmental
consequences.Therefore,
current
study
demonstrates
changes
concentration
gaseous
pollutants
their
health
effects
during
COVID-19
pandemic
Delhi,
National
Capital
city
India.Methodology:
In
present
study,
secondary
data
on
such
as
nitrogen
dioxide
(NO
2
),
carbon
monoxide
(CO),
sulfur
(SO
ammonia
(NH
3
ozone
(O
)
were
collected
from
Central
Pollution
Control
Board
(CPCB)
a
daily
basis.Data
January
1,
2020,
to
September
30,
determine
relative
(%)
for
pre-lockdown,
lockdown,
unlockdown
stages
COVID-19.Results:
The
findings
reveal
that
declined
range
51%
-83%
(NO),
40%
-69%
(NOx),
31%
-60%
25%
-40%
lockdown
compared
pre-lockdown
period,
respectively.The
drastic
decrease
was
observed
due
restricted
measures
periods.The
level
be
higher
periods
prelockdown
period.These
are
linked
between
risk
assessment
hazard
identification
non-carcinogenic.However,
infants
(0-1yr),
Health
Quotient
(HQ)
annual
groups
found
than
rest
exposed
group
(toddlers,
children,
adults)
all
periods.Conclusion
air
quality
values
calculated
"poor
category
"very
poor"
zones
whereas,
levels
"satisfactory,"
except
Northeast
which
displayed
"moderate"
BMC Public Health,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: Nov. 6, 2024
During
the
COVID-19
pandemic,
non-therapeutic
interventions
(NPIs),
such
as
traffic
restrictions,
work
stoppages,
and
school
suspensions,
have
led
to
a
sharp
decline
in
concentration
of
air
pollutants
epidemic
sites.
However,
few
studies
focused
on
impact
pollutant
changes
risk
nonaccidental
death.
We
selected
Yancheng
City,
China,
study
site
applied
Generalized
Additive
Model
(GAM)
based
quasi-Poisson
distribution
evaluate
atmospheric
exposure
death
local
residents.
The
time
span
this
was
set
from
January
1,
2013,
December
21,
2022,
that
is,
before
after
outbreak
COVID-19.
some
has
greatly
varied
COVID-19,
with
significant
for
PM2.5
(−
43.4%),
PM10
38.5%),
SO2
62.9%),
NO2
22.6%),
but
an
increase
O3
(+
4.3%).
Comparative
analysis
showed
contributed
increased
With
by
10
µg/m³,
excess
relative
risks
(ER)
residents
1.01%
(95%CI:
0.19%,1.84%).
stratified
revealed
impacted
deaths
both
men
women
After
had
effect
male
deaths.
concentrations
PM2.5,
PM10,
ER
female
1.52%
(0.38%,2.67%),
0.58%
(0.02%,1.13%),
15.09%
(5.73%,25.28%),
respectively.
Before
five
cardiovascular
disease
(CVD).
only
significantly
affected
CVD.
In
addition,
we
discovered
due
respiratory
diseases
Air
different
effects
outbreak.
A
decrease
NPIs
reduction
Background:
Coronavirus
disease
has
affected
the
entire
population
worldwide
in
terms
of
physical
and
environmental
consequences.Therefore,
current
study
demonstrates
changes
concentration
gaseous
pollutants
their
health
effects
during
COVID-19
pandemic
Delhi,
National
Capital
city
India.Methodology:
In
present
study,
secondary
data
on
such
as
nitrogen
dioxide
(NO
2
),
carbon
monoxide
(CO),
sulfur
(SO
ammonia
(NH
3
ozone
(O
)
were
collected
from
Central
Pollution
Control
Board
(CPCB)
a
daily
basis.Data
January
1,
2020,
to
September
30,
determine
relative
(%)
for
pre-lockdown,
lockdown,
unlockdown
stages
COVID-19.Results:
The
findings
reveal
that
declined
range
51%
-83%
(NO),
40%
-69%
(NOx),
31%
-60%
25%
-40%
lockdown
compared
pre-lockdown
period,
respectively.The
drastic
decrease
was
observed
due
restricted
measures
periods.The
level
be
higher
periods
prelockdown
period.These
are
linked
between
risk
assessment
hazard
identification
non-carcinogenic.However,
infants
(0-1yr),
Health
Quotient
(HQ)
annual
groups
found
than
rest
exposed
group
(toddlers,
children,
adults)
all
periods.Conclusion
air
quality
values
calculated
"poor
category
"very
poor"
zones
whereas,
levels
"satisfactory,"
except
Northeast
which
displayed
"moderate"
Background:
Coronavirus
disease
has
affected
the
entire
population
worldwide
in
terms
of
physical
and
environmental
consequences.Therefore,
current
study
demonstrates
changes
concentration
gaseous
pollutants
their
health
effects
during
COVID-19
pandemic
Delhi,
National
Capital
city
India.Methodology:
In
present
study,
secondary
data
on
such
as
nitrogen
dioxide
(NO
2
),
carbon
monoxide
(CO),
sulfur
(SO
ammonia
(NH
3
ozone
(O
)
were
collected
from
Central
Pollution
Control
Board
(CPCB)
a
daily
basis.Data
January
1,
2020,
to
September
30,
determine
relative
(%)
for
pre-lockdown,
lockdown,
unlockdown
stages
COVID-19.Results:
The
findings
reveal
that
declined
range
51%
-83%
(NO),
40%
-69%
(NOx),
31%
-60%
25%
-40%
lockdown
compared
pre-lockdown
period,
respectively.The
drastic
decrease
was
observed
due
restricted
measures
periods.The
level
be
higher
periods
prelockdown
period.These
are
linked
between
risk
assessment
hazard
identification
non-carcinogenic.However,
infants
(0-1yr),
Health
Quotient
(HQ)
annual
groups
found
than
rest
exposed
group
(toddlers,
children,
adults)
all
periods.Conclusion
air
quality
values
calculated
"poor
category
"very
poor"
zones
whereas,
levels
"satisfactory,"
except
Northeast
which
displayed
"moderate"
Background:
Coronavirus
disease
has
affected
the
entire
population
worldwide
in
terms
of
physical
and
environmental
consequences.Therefore,
current
study
demonstrates
changes
concentration
gaseous
pollutants
their
health
effects
during
COVID-19
pandemic
Delhi,
National
Capital
city
India.Methodology:
In
present
study,
secondary
data
on
such
as
nitrogen
dioxide
(NO
2
),
carbon
monoxide
(CO),
sulfur
(SO
ammonia
(NH
3
ozone
(O
)
were
collected
from
Central
Pollution
Control
Board
(CPCB)
a
daily
basis.Data
January
1,
2020,
to
September
30,
determine
relative
(%)
for
pre-lockdown,
lockdown,
unlockdown
stages
COVID-19.Results:
The
findings
reveal
that
declined
range
51%
-83%
(NO),
40%
-69%
(NOx),
31%
-60%
25%
-40%
lockdown
compared
pre-lockdown
period,
respectively.The
drastic
decrease
was
observed
due
restricted
measures
periods.The
level
be
higher
periods
prelockdown
period.These
are
linked
between
risk
assessment
hazard
identification
non-carcinogenic.However,
infants
(0-1yr),
Health
Quotient
(HQ)
annual
groups
found
than
rest
exposed
group
(toddlers,
children,
adults)
all
periods.Conclusion
air
quality
values
calculated
"poor
category
"very
poor"
zones
whereas,
levels
"satisfactory,"
except
Northeast
which
displayed
"moderate"
Background:
Coronavirus
disease
has
affected
the
entire
population
worldwide
in
terms
of
physical
and
environmental
consequences.Therefore,
current
study
demonstrates
changes
concentration
gaseous
pollutants
their
health
effects
during
COVID-19
pandemic
Delhi,
National
Capital
city
India.Methodology:
In
present
study,
secondary
data
on
such
as
nitrogen
dioxide
(NO
2
),
carbon
monoxide
(CO),
sulfur
(SO
ammonia
(NH
3
ozone
(O
)
were
collected
from
Central
Pollution
Control
Board
(CPCB)
a
daily
basis.Data
January
1,
2020,
to
September
30,
determine
relative
(%)
for
pre-lockdown,
lockdown,
unlockdown
stages
COVID-19.Results:
The
findings
reveal
that
declined
range
51%
-83%
(NO),
40%
-69%
(NOx),
31%
-60%
25%
-40%
lockdown
compared
pre-lockdown
period,
respectively.The
drastic
decrease
was
observed
due
restricted
measures
periods.The
level
be
higher
periods
prelockdown
period.These
are
linked
between
risk
assessment
hazard
identification
non-carcinogenic.However,
infants
(0-1yr),
Health
Quotient
(HQ)
annual
groups
found
than
rest
exposed
group
(toddlers,
children,
adults)
all
periods.Conclusion
air
quality
values
calculated
"poor
category
"very
poor"
zones
whereas,
levels
"satisfactory,"
except
Northeast
which
displayed
"moderate"