From: Prevalence of Dry Eye Syndrome after a Three-Year Exposure to a Clean Room
Year | |||||
---|---|---|---|---|---|
2011 | 2012 | 2013 | p-value | ||
TFBUT | sec | 10.1 ± 5.1* | 7.7 ± 4.4 | 7.0 ± 3.2 | <0.01 |
Schirmer’s test I | mm | 14.1 ± 8.0 | 14.3 ± 7.4 | 14.7 ± 8.8 | 0.61 |
Corneal erosion | grade 1 | 20 (5.7%) | 36 (10.2%) | 30 (8.5%) | 0.24 |
grade 2 | 1 (0.0%) | 1 (0.0%) | 2 (0.0%) | ||
McMonnies questionnaire | score | 4.5 ± 3.5 | 5.2 ± 3.6 | 6.9 ± 3.9* | <0.01 |
Dry eye grade | mean score | 0.7* | 0.8 | 0.8 | <0.01 |