Table 2.
Relationship between eyelid pressure and ocular surface parameters.
| Ocular parameters | Eyelid pressure (mN) | |
|---|---|---|
| r | P -value | |
| OSDI score | 0.016 | 0.912 |
| TMH (mm) | −0.002 | 0.988 |
| LLT (nm) | 0.114 | 0.346 |
| PB | 0.116 | 0.338 |
| TB | 0.074 | 0.544 |
| PBR | 0.286 | 0.016* |
| FBUT (s) | −0.331 | 0.005** |
| CFS | 0.528 | 0.000** |
| Lid margin abnormality | 0.408 | 0.011* |
| Meibum score | −0.196 | 0.317 |
| MGd | 0.226 | 0.016* |
| Schirmer I (mm) | 0.028 | 0.821 |
*
p < 0.05;
**
p < 0.01.
OSDI, Ocular Surface Disease Index; TMH, tear meniscus height; LLT, lipid layer thickness; PB, partial blink; TB, total blink; PBR, partial blink rate; FBUT, fluorescein tear breakup time; CFS, corneal fluorescein staining; MGd, meibomian gland dropout.