a decreasing trendP = 0.012
An increasing trend was observed in the incidence of BK ( P = 0.001) and graft failure ( P = 0.025) over the study period; however, the rate of COS showed a decreasing trend ( P = 0.012).
An increasing trend was observed in the incidence of BK ( P = 0.001) and graft failure ( P = 0.025) over the study period; however, the rate of COS showed a decreasing trend ( P = 0.012).
Significant changes in surgical techniques were observed over the past 8 years; DSAEK demonstrated an increasing trend while PKP showed a decrease.