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Table 1 Outcomes reported in literature for standard epi-off CXL procedures (2010–2015)

From: Collagen cross-linking: when and how? A review of the state of the art of the technique and new perspectives

Author (Year)

Follow-up

Results

Type of Study

Number of Eyes

Indication

  

Kmax

K1/K2

Mean Keratometry

BCVA

   

Lang S et al. (2015) [23]

3 years

D

  

-

RCS

29

Keratoconus

Poli M et al. (2015) [24]

6 years

S

  

I

PCS

36

Ectasia

Di Bernardo M et al. (2015) [25]

2 years

D

  

I

PCS

57

Keratoconus

McAnena L et al. (2015) [26]

3 years

S

  

I

RCS

25

Pediatric Keratoconus

Sedaghat M et al. (2015) [27]

1 year

S

 

D

I

PCS

97

Keratoconus

Khan WA (2015) [28]

3 years

D

  

I

PCS

71

Keratoconus

Yildirim A et al. (2014) [29]

42 months

D

  

I

RCS

20

Post LASIK ectasia

Kymionis GD et al. (2014) [30]

5 years

 

D

 

I

PCS

25

Keratoconus

Kumar Kodavoor S (2014) [31]

1 year

S

  

I

RCS

24

Pediatric Keratoconus

Viswanathan D et al. (2014) [32]

20 months

 

D

 

S

PCS

25

Pediatric Keratoconus

Goldich I et al. (2014) [33]

3 years

S

  

S

PCS

17

Keratoconus

Steinberg J et al. (2014) [34]

2 years

D

  

I

PCS

20

Keratoconus

Wittig-Silva C et al. (2014) [35]

3 years

D

  

I

RCT

100

Keratoconus

Elbaz U et al. (2014) [36]

1 year

  

S

S

PCS

9

Radial Keratotomy

Ghanem RC et al. (2014) [37]

2 years

D

  

I

PCS

42

Keratoconus

Toprak I et al. (2013) [38]

1 year

D

  

I

RCS

59

Keratoconus

Hashemi H et al. (2013) [39]

5 years

D

  

I

PCS

40

Keratoconus

Richoz O et al. (2013) [40]

2 years

D

  

I

RCS

26

Post LASIK/PRK ectasia

Ivarsen A et al. (2013) [41]

22 months

D

  

S

RCS

22

Keratoconus

Legare ME et al. (2013) [42]

2 years

S

  

S

RCS

39

Keratoconus

O’Brart (2013) [43]

4-6 years

  

S

S

RCS

30

Keratoconus

Arora R et al. (2012) [44]

12 months

   

I

PCS

15

Pediatric Keratoconus

Chatzis N et al. (2012) [45]

3 years

S

  

I

RCS

59

Pediatric Keratoconus

Vinciguerra R et al. (2013) [46]

4 years

D

  

I

RCS

400

Keratoconus

Viswanathan D et al. (2013) [47]

14 months

D

  

I

PIS

76

Keratoconus

Poli M. et al. (2013) [48]

3 years

S

  

S

PC

55

primary and secondary ectasia

Lamy R et al. (2013) [49]

2 years

D

  

I

PC

68

Keratoconus

Kranitz K et al. (2012) [50]

1 year

 

D

 

I

PC

40

Keratoconus

Guber I et al. (2013) [51]

1 year

S

  

I

PCS

33

Keratoconus

Vinciguerra P et al. (2012) [52]

2 years

 

K1 S/ K2 D

 

I

PCS

40

Pediatric Keratoconus

Caporossi A et al. (2012) [53]

3 years

 

D

 

I

PCS

152

Pediatric Keratoconus

Goldich I et al. (2012) [54]

2 years

D

  

I

PCS

14

Keratoconus

Asri D et al. (2011) [55]

1 year

S

  

S

PCS

142

Keratoconus

Fuentes-Paez G et al. (2012) [56]

6 months

  

S

I

PCS

7

Ectassia post RK

Kymionis GD et al. (2012) [57]

1 year

  

S

S

PCS

14

Keratoconus

Koller T et al. (2011) [58]

1 year

D

  

S

PCS

151

Keratoconus

Greenstain SA et al. (2011) [59]

1 year

D

  

S

RCT

71

Primary and secondary ectasia

Raiskup F et al. (2011) [60]

1 year

S

  

S

RCS

32

Keratoconus

Hersh P et al. (2011) [61]

1 year

S

  

I

RCT

71

Keratoconus

Salgado JP et al. (2011) [62]

1 year

S

  

S

PCS

22

Post LASIK ectasia

Caporossi A et al. (2010) [63]

4 years

D

  

I

PCS

44

Keratoconus

Vinciguerra P et al. (2009) [64]

2 years

D

  

I

PCS

28

Keratoconus

Vinciguerra P et al. (2010) [65]

1 year

  

D

I

PCS

13

Post LASIK/PRK ectasia

  1. S= Stabilized, D= Significantly decreased, I= Significantly improved, PCS= Prospective case series, RCS= Retrospective case series, RCT= Randomized controlled trial, PIS= Prospective interventional study, PC= Prospective comparative