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Table 1 Quantitative distribution and proportions of the publications according to the corneal transplantation techniques and procedures

From: Publication trends in corneal transplantation: a bibliometric analysis

Year

Penetr.

Lamel.

Endoth.

Keratopr.

Mixed

Animal

Miscell.

Total

2006

78 (49 %)

20 (13 %)

23 (15 %)

11 (7 %)

11 (7 %)

6 (4 %)

8 (5 %)

157

2007

89 (44 %)

36 (18 %)

38 (19 %)

10 (5 %)

9 (4.5 %)

9 (4.5 %)

10 (5 %)

201

2008

80 (34 %)

31 (13 %)

82 (%35)

15 (6 %)

9 (4 %)

8 (3 %)

12 (5 %)

237

2009

78 (31 %)

33 (13 %)

98 (38 %)

13 (5 %)

17 (7 %)

3 (1 %)

13 (5 %)

255

2010

79 (31 %)

44 (18 %)

86 (34 %)

23 (9 %)

7 (3 %)

8 (3 %)

4 (2 %)

251

2011

73 (21 %)

65 (19 %)

116 (34 %)

42 (12 %)

39 (11 %)

6 (2 %)

4 (1 %)

345

2012

64 (20 %)

43 (13 %)

112 (34 %)

50 (15 %)

32 (10 %)

9 (3 %)

16 (5 %)

326

2013

65 (20 %)

42 (13 %)

110 (33 %)

43 (13 %)

43 (13 %)

13 (4 %)

12 (4 %)

328

2014

49 (17 %)

39 (13 %)

104 (36 %)

40 (14 %)

36 (12 %)

8 (3 %)

13 (5 %)

289

2015

50 (15 %)

50 (15 %)

119 (35 %)

57 (17 %)

34 (10 %)

13 (4 %)

14 (4 %)

337

  1. Penetr. penetrating keratoplasty, Lamel. anterior lamellar keratoplasty, Endoth. endothelial keratoplasty, Miscell. miscellaneous
  2. (Percentages of publications by year are written in parenthesis)