Is the Normal Periphery in Young Adults a Good Model for Reading in the Presence of Central Vision Loss?
Investigative Ophthalmology & Visual Science,
Год журнала:
2025,
Номер
66(2), С. 62 - 62
Опубликована: Фев. 24, 2025
Purpose:
Reading
is
slow
and
difficult
for
many
people
with
central
vision
loss.
Numerous
studies
have
used
peripheral
in
normally
sighted
individuals
without
ocular
disease
as
a
model
reading
In
this
study,
we
tested
the
validity
of
model.
Methods:
Oral
speed
was
measured
range
print
sizes
28
observers
bilateral
Each
set
versus
size
data
fit
bilinear
function,
from
which
critical
(CPS),
smallest
that
supports
maximum
speed,
(MRS)
were
derived.
The
eccentricity
preferred
retinal
locus
(PRL)
determined
each
observer.
For
comparison,
values
CPS
MRS
at
PRL-matched
eccentricities
normal
young
adults
derived
Chung
et
al.22
Results:
Compared
adults,
loss
exhibited
shallower
change
smaller
than
(mean
±
95%
confidence
intervals,
1.77
0.47
vs.
2.32;
P
=
0.009).
They
also
required
larger
(mean,
2.24°
0.80°
0.97°
0.19°;
<
0.0001)
to
reach
their
MRS,
lower
167.8
28.1
words
per
minute
396.9
58.9
minute;
0.0001).
Conclusions:
Our
findings
suggest
major
differences
performance
between
those
loss,
limiting
suitability
Язык: Английский
Real-time assessment of eye movements during reading in individuals with central vision loss using eye-tracking technology: A pilot study
Journal of Optometry,
Год журнала:
2025,
Номер
18(2), С. 100544 - 100544
Опубликована: Март 19, 2025
Язык: Английский
Age-Related Changes in Mesopic Reading Vision Across Adulthood
Investigative Ophthalmology & Visual Science,
Год журнала:
2025,
Номер
66(3), С. 40 - 40
Опубликована: Март 20, 2025
Purpose:
Reading
is
indispensable
for
daily
activities
such
as
reading
books,
menus,
and
food
labels,
occurring
under
a
wide
range
of
luminance
conditions
from
mesopic
(dim
light)
to
photopic
(daylight).
Despite
its
significance,
there
has
been
limited
attention
on
age-related
changes
in
vision.
The
current
study
aims
investigate
how
vision
across
adulthood.
Methods:
Using
the
MNREAD
iPad
app,
we
assessed
both
(2
cd/m2)
(220
157
normally-sighted
individuals
aged
18
84,
grouped
into
seven
age
groups.
was
evaluated
using
four
parameters:
maximum
speed
(MRS),
critical
print
size
(CPS),
acuity
(RA),
accessibility
index
(ACC).
Results:
There
significant
decline
conditions,
with
more
pronounced
observed
conditions.
linear
20
80:
MRS
decreased
by
30
words-per-minute
29
conditions;
ACC
declined
0.18
(mesopic)
0.12
(photopic);
CPS
0.3
logMAR
0.16
RA
0.24
(photopic).
Conclusions:
Our
results
show
monotonic
ages
80
light.
Given
significance
clinical
measure,
assessing
may
offer
comprehensive
evaluation
functional
everyday
life.
Язык: Английский
Impact of central vision loss on oculomotor skills required for reading: An eye-tracking study
Technology and Disability,
Год журнала:
2024,
Номер
unknown, С. 1 - 10
Опубликована: Сен. 9, 2024
BACKGROUND:
A
better
understanding
of
the
relationship
between
eye
movements
required
for
reading
and
central
visual
field
loss
may
facilitate
design
more
effective
personalized
rehabilitation
programs
to
improve
access
information
quality
life.
OBJECTIVE:
To
determine
impact
vision
due
maculopathy
on
oculomotor
skills
tasks
varying
complexity,
eye-tracking
technology
was
used.
METHODS:
Case-control
study.
Participants
were
17
cases
(61.7
years
(SD
=
8.8),
12
females
5
males)
controls,
matched
age
sex.
Three
computer-based
tests
administered,
analyzing
fixations,
saccadic
movements,
search,
measured
with
a
60
Hz
device.
RESULTS:
Central
increases
number
fixations
indicating
instability
in
out
region
interest.
Visual
search
(16.2
±
10.2
vs.
6.7
1.9),
saccades
(11.7
6.4
3.3
longer
latency
(701.3
191.4
ms
315.9
56.0
ms),
time
find
target
(113.1
76.6
s
18.5
10.1
s).
All
comparisons
two
groups
showed
statistically
significant
difference
(P<
0.05).
CONCLUSIONS:
The
results
revealed
by
increasing
patterns
strategies,
as
technology.
This
have
high
potential
assessment
people
maculopathy,
this
become
key
designing
interventions
life
autonomy
individuals
loss.
Язык: Английский
Customizing spatial remapping of letters to aid reading in the presence of a simulated central field loss
Journal of Vision,
Год журнала:
2024,
Номер
24(4), С. 17 - 17
Опубликована: Апрель 18, 2024
Reading
is
a
primary
concern
of
patients
with
central
field
loss
(CFL)
because
it
typically
performed
foveal
vision.
Spatial
remapping
offers
one
potential
avenue
to
aid
in
reading;
entails
shifting
occluded
letters
retinal
areas
where
vision
functional.
Here,
we
introduce
method
creating
and
testing
different
strategies-ways
remap
text-customized
for
CFL
shapes.
By
simulating
typically-sighted
individuals,
tested
the
customization
hypothesis-that
benefits
strategies
will
depend
on
properties
CFL.
That
is,
reading
differentially
presence
differently
shaped
In
Experiment
1,
letter
recognition
was
assessed
around
Using
these
"maps"
spatial
remappings
were
created
2
using
word
task.
Results
showed
that
horizontal
gap
remapping,
which
did
not
any
vertically,
resulted
best
recognition.
also
consistent
hypothesis;
depended
Although
very
good
recognition,
tailoring
shape
patients'
may
wide
range
sizes
shapes
encountered
by
Язык: Английский
Impact of central vision loss on oculomotor skills required for reading: An eye-tracking study
Technology and Disability,
Год журнала:
2024,
Номер
36(4), С. 220 - 229
Опубликована: Ноя. 1, 2024
BACKGROUND
A
better
understanding
of
the
relationship
between
eye
movements
required
for
reading
and
central
visual
field
loss
may
facilitate
design
more
effective
personalized
rehabilitation
programs
to
improve
access
information
quality
life.
OBJECTIVE
To
determine
impact
vision
due
maculopathy
on
oculomotor
skills
tasks
varying
complexity,
eye-tracking
technology
was
used.
METHODS
Case-control
study.
Participants
were
17
cases
(61.7
years
(SD
[Formula:
see
text]
8.8),
12
females
5
males)
controls,
matched
age
sex.
Three
computer-based
tests
administered,
analyzing
fixations,
saccadic
movements,
search,
measured
with
a
60
Hz
device.
RESULTS
Central
increases
number
fixations
indicating
instability
in
out
region
interest.
Visual
search
(16.2
10.2
vs.
6.7
1.9),
saccades
(11.7
6.4
3.3
longer
latency
(701.3
191.4
ms
315.9
56.0
ms),
time
find
target
(113.1
76.6
s
18.5
10.1
s).
All
comparisons
two
groups
showed
statistically
significant
difference
([Formula:
0.05).
CONCLUSIONS
The
results
revealed
by
increasing
patterns
strategies,
as
technology.
This
have
high
potential
assessment
people
maculopathy,
this
become
key
designing
interventions
life
autonomy
individuals
loss.
Язык: Английский