Indications and Surgical Techniques for Repeat Corneal Transplantation in Eastern China: A Twelve-Year Study

Table 3

The comparison on surgical techniques between the first keratoplasty and repeat keratoplasties.

	The first keratoplasty		Repeat (2^nd–7^th) keratoplasties
PKP	301	72.0%	447	84.2%	<0.001
LK	55	13.2%	39	7.3%	0.003
ALK	45	10.8%	31	5.8%	0.005
DALK	10	2.4%	8	1.5%	0.32
EK	35	8.4%	33	6.2%	0.2
DLEK	4	1.0%	0	0.0%	—
DSEK	29	6.9%	33	6.2%	0.65
DMEK	2	0.5%	0	0.0%	—
KLAL	27	6.5%	12	2.3%	0.001
Total	418	100.0%	531	100.0%

PKP: penetrating keratoplasty; LK: lamellar keratoplasty; EK: endothelial keratoplasty; ALK: anterior lamellar keratoplasty; DALK: deep anterior lamellar keratoplasty; DLEK: deep lamellar endothelial keratoplasty; DSEK: Descemet stripping endothelial keratoplasty; DMEK: Descemet membrane endothelial keratoplasty; KLAL: keratolimbal allograft.