Table 2 Association of OSDI (scores subtracted from 100) with ocular surface parameters (Spearman ρ)
Oxford score | van Bijsterveld score | Tear film breakup time | Schirmer without anesthesia score | Schirmer with anesthesia score | ||
|---|---|---|---|---|---|---|
OSDI | Mean (sd); % floor | |||||
Symptoms | 62.5 (25.7); 12% | 0.02 | 0.16 | -0.10 | -0.04 | 0.02 |
Visual function | 78.2 (21.4); 21% | 0.15 | 0.17 | 0.22 | 0.12 | 0.05 |
Environmental triggers | 60.2 (34.3); 24% | -0.01 | 0.13 | -0.02 | 0.04 | 0.12 |
Overall | 70.0 (20.2); 10% | 0.07 | 0.19 | 0.06 | 0.04 | 0.08 |