Fluctuation of IOP after injection (1st and 2nd peak)
  Baseline 1st peak 2nd peak Difference between baseline and 2nd peak*
Injection volume (ml) 0 3.9 ± 1.4 13.5 ± 6.3 6.5 ± 2.3 2.6 ± 0.9
0.05 4.3 ± 0.5 16.4 ± 3.5 8.6 ± 1.9 4.2 ± 1.4
0.075 3.8 ± 0.7 19.5 ± 12.0 8.8 ± 3.6 5.0 ± 2.9
0.1 4.4 ± 1.7 22.7 ± 14.9 9.9 ± 3.7 5.5 ± 2.0
0.2 4.4 ± 1.4 18.6 ± 9.4 10.3 ± 1.4 5.8 ± 0.7
0.3 3.6 ± 1.9 25.2 ± 7.2 11.2 ± 1.3 7.6 ± 0.4
Values are presented as mean ± SD. IOP=Intraocular pressure *Difference between baseline and the 2nd peak showed statistically significant differences between the groups (p<0.0,one-way analysis of variance).
Table 1: Fluctuations in IOP during injection (1st and 2nd peak) according to the injection volume.