Lower endothelial cell density ( ECD ) and higher corneal thickness ( CT ) at @ months ( @ % vs @ % for ECD @ vs < @ cells/mm@ -LSB- P < @ -RSB- ; @ % vs @ % for CT < @ vs @ m -LSB- P = @ -RSB- ) , @ year ( @ % vs @ % for ECD @ vs < @ cells/mm@ -LSB- P < @ -RSB- ; @ % vs @ % for CT < @ vs @ m -LSB- P = @ -RSB- ) , and @ years ( @ % vs @ % for ECD @ vs < @ cells/mm@ -LSB- P < @ -RSB- ; @ % vs @ % for CT < @ vs @ m -LSB- P < @ -RSB- ) were associated with subsequent graft failure .