Table 5: Changes of the conjunctival hyperemi after pterygium surgery.

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

1 week 0.381
2 weeks 0.000
1 month 0.017
3 months 0.437

SD: standard deviation, aone-way ANOVA test.