Table 3.

Comparison of change in TBUT, HOAs, and difference in power and axis of astigmatism between two intra-patient measurements at each visit in group R and group M before and after dry eye treatment

	Pre-treatment	Post-treatment	P*
TBUT (s)
Group R	2.73 ± 1.24	4.40 ± 1.23	1.58 × 10−9
Group M	2.61 ± 1.05	2.75 ± 1.09
HOAs (µm)
Group R	0.31 ± 0.06	0.26 ± 0.03	1.48 × 10−6
Group M	0.31 ± 0.05	0.30 ± 0.05
Difference in power of astigmatism between two intra-patient measurements at each visit
Group R	0.30 ± 0.14	0.13 ± 0.06	9.82 × 10−7
Group M	0.27 ± 0.14	0.24 ± 0.13
Difference in axis of astigmatism between two intra-patient measurements at each visit
Group R	16.93 ± 8.05	8.73 ± 4.96	1.46 × 10−7
Group M	12.43 ± 6.25	12.14 ± 5.94

Results are expressed as means ± standard deviation

Group R 2% rebamipide ophthalmic suspension, Group M MyTear^® ophthalmic solution, TBUT tear breakup time

*Mann–Whitney U test: comparison of the degree of change in TBUT, HOAs, and difference in power and axis of astigmatism between two intra-patient measurements at each visit before and after dry eye treatment between group R and group M