Changes of parameters from baseline in control group and omega-3 group
| Control group | Omega-3 group | P value | |
|---|---|---|---|
| TBUT (s) | −0.09±2.56 | 0.41±1.65 | 0.440 |
| Schirmer’s test (mm) | 0.57±7.04 | 2.54±7.52 | 0.369 |
| Oxford score | −0.14±0.78 | −0.63±1.16 | 0.037 |
| OSDI score | 1.58±12.07 | −6.22±12.26 | 0.011 |
| DEQ score | −0.36±4.57 | −3.78±6.91 | 0.020 |
DEQ, Dry Eye Questionnaire; OSDI, Ocular Surface Disease Index; TBUT, tear break-up time. Bold values denote statistical significance at the p < 0.05 level.