Table 2: Changes of the conjunctival graft thickness after pterygium surgery.

Fluorometholone groupDexamethasone groupFluorometholone/tetrahydrozoline group a
Mean ± SDMean ± SDMean ± SD

1 week 0.295
2 weeks 0.000
1 month 0.001
3 months 0.891

SD: standard deviation, aone-way ANOVA test.