Variables | All group (n = 209) | Young group (n = 77) | Middle-aged group (n = 52) | Older group (n = 80) | ||||
---|---|---|---|---|---|---|---|---|
r | P | r | P | r | P | r | P | |
OSDI score | −0.035 | 0.614 | −0.020 | 0.866 | −0.015 | 0.917 | 0.026 | 0.820 |
Lid margin abnormality | 0.018 | 0.792 | 0.076 | 0.513 | −0.189 | 0.181 | −0.014 | 0.901 |
MGE score | 0.202 | 0.003 | 0.007 | 0.949 | 0.280 | 0.044 | 0.452 | < 0.001 |
Schirmer’s I test (mm) | −0.067 | 0.338 | 0.026 | 0.824 | 0.186 | 0.187 | −0.134 | 0.235 |
ITBUT (sec) | −0.007 | 0.919 | − 0.097 | 0.403 | −0.058 | 0.682 | 0.148 | 0.189 |
CFS score | −0.135 | 0.052 | −0.064 | 0.581 | −0.156 | 0.269 | −0.200 | 0.075 |
NITBUT (sec) | 0.020 | 0.778 | −0.040 | 0.732 | 0.115 | 0.418 | 0.026 | 0.816 |
Central TMH (mm) | −0.067 | 0.336 | −0.066 | 0.571 | −0.018 | 0.898 | −0.007 | 0.498 |
MG dropout (%) | −0.527 | < 0.001 | −0.536 | < 0.001 | − 0.576 | < 0.001 | −0.501 | < 0.001 |