Van Dijk et al. Bowman layer transplantation for advanced keratoconus
Table 3: Pre- and postoperative best-corrected visual acuity
BSCVA Snellen (decimal)
BCLVA Snellen (decimal)
Case #
FU time
(months)
Pre-op
6m
12m
Latest FU
Pre-op
6m
12m
Latest FU
1
36
20/100 (0.20)
20/200 (0.10)
20/100 (0.20)
20/100 (0.20)
20/50 (0.40)
20/100 (0.20)
20/70 (0.30)
20/50 (0.40)
2
36
CF
CF
20/200 (0.10)
20/80 (0.25)
20/30 (0.70)
20/30 (0.70)
20/40 (0.50)
20/40 (0.50)
3
24
CF
CF
20/200 (0.10)
20/400 (0.05)
n.a.
20/100 (0.20)
20/100 (0.20)
20/70 (0.30)
4
24
20/200 (0.10)
20/200 (0.10)
20/70 (0.30)
20/40 (0.50)
20/40 (0.50)
20/30 (0.70)
20/40 (0.50)
20/35 (0.60)
5
18
CF
20/200 (0.10)
20/200 (0.10)
CF
20/50 (0.40)
20/35 (0.60)
20/40 (0.50)
20/40 (0.50)
6
24
n.a.
20/125 (0.15)
20/100 (0.20)
20/125 (0.15)
20/50 (0.40)
20/50 (0.40)
20/40 (0.50)
20/35 (0.60)
7
24
20/125 (0.15)
20/70 (0.30)
20/70 (0.30)
20/125 (0.15)
20/20 (1.00)
20/40 (0.50)
20/25 (0.80)
20/35 (0.60)
8
24
CF
20/100 (0.20)
20/100 (0.20)
20/100 (0.20)
20/100 (0.20)
20/50 (0.40)
20/70 (0.30)
20/40 (0.50)
9
24
CF
CF
20/200 (0.10)
20/400 (0.05)
20/50 (0.40)
20/50 (0.40)
20/70 (0.30)
20/50 (0.40)
10
24
CF
20/200 (0.10)
20/100 (0.20)
20/125 (0.15)
20/25 (0.80)
20/30 (0.70)
20/35 (0.60)
20/40 (0.50)
11
18
CF
20/400 (0.05)
20/200 (0.10)
20/400 (0.05)
20/40 (0.50)
20/50 (0.40)
20/40 (0.50)
20/50 (0.40)
12
18
CF
CF
20/200 (0.10)
20/400 (0.05)
20/40 (0.50)
20/50 (0.40)
20/40 (0.50)
20/40 (0.50)
13
18
20/100 (0.20)
20/400 (0.05)
20/70 (0.30)
20/125 (0.15)
20/25 (0.80)
20/50 (0.40)
20/50 (0.40)
20/40 (0.50)
14
18
CF
CF
20/200 (0.10)
20/400 (0.05)
20/50 (0.40)
20/50 (0.40)
20/50 (0.40)
20/50 (0.40)
15
18
CF
20/400 (0.05)
20/200 (0.10)
20/400 (0.05)
20/70 (0.30)
20/70 (0.30)
20/70 (0.30)
20/70 (0.30)
16
12
[CF]
[CF]
[CF]
[CF]
[20/400 (0.05)]
n.a.
n.a.
n.a.
17
12
20/400 (0.05)
20/200 (0.10)
20/100 (0.20)
20/125 (0.15)
20/100 (0.20)
20/70 (0.30)
20/125 (0.15)
20/100 (0.20)
18
18
20/400 (0.05)
20/200 (0.10)
20/100 (0.20)
20/80 (0.25)
n.a.
20/40 (0.50)
20/30 (0.70)
20/30 (0.70)
19
12
20/80 (0.25)
20/200 (0.10)
20/70 (0.30)
20/80 (0.25)
20/50 (0.40)
20/50 (0.40)
20/50 (0.40)
20/40 (0.50)
20
12
20/200 (0.10)
20/125 (0.15)
20/100 (0.20)
20/125 (0.15)
20/35 (0.60)
20/40 (0.50)
20/40 (0.50)
20/40 (0.50)
21
12
[20/400 (0.05)]
[20/50 (0.40)]
[20/50 (0.40)]
[20/50 (0.40)]
n.a.
n.a.
n.a.
n.a.
22
12
20/200 (0.10)
20/70 (0.30)
20/100 (0.20)
20/100 (0.20)
20/30 (0.70)
20/30 (0.70)
20/30 (0.70)
20/30 (0.70)
CF
BSCVA
BCLVA
n.a.
FU
Pre-op
m
“Bold“
=
=
=
=
=
=
=
=
Counting fingers
Best spectacle corrected visual acuity
Best contact lens corrected visual acuity
not available
Follow-up
preoperative
months
≥ 2 lines change in visual acuity

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