TABLE 2.
MULTIVARIABLE MODEL OF ASSOCIATION OF INTRAOCULAR PRESSURE (IOP) AND VERTICAL CUP-TO-DISC RATIO, RIGHT EYES AT BASELINE
| AGE/GENDER ADJUSTED | AGE/GENDER/REFRACTION ADJUSTED | |||||
|---|---|---|---|---|---|---|
| VARIABLE | ESTIMATE* | SE | PVALUE | ESTIMATE* | SE | PVALUE |
| Intercept | 0.3170 | 0.0096 | <.001 | 0.3193 | 0.0098 | <.001 |
| Age, 43–54 yr | 0 | 0 | ||||
| 55–64 yr | −0.0003 | 0.0050 | .95 | −0.0058 | 0.0051 | .26 |
| 65–74 yr | 0.0049 | 0.0051 | .34 | −0.0015 | 0.0054 | .79 |
| 75+ yr | 0.0194 | 0.0062 | .002 | 0.0076 | 0.0068 | .27 |
| Sex (men) | 0.0054 | 0.0039 | .17 | 0.0057 | 0.0039 | .15 |
| Refraction, per diopter | 0.0042 | 0.0009 | <.001 | |||
| IOP, per 1 mm Hg | 0.0024 | 0.0006 | <.001 | 0.0025 | 0.0006 | <.001 |
SE = standard error of estimate.
*
Estimate is the amount of change in cup-to-disc ratio for every unit of change in the variable. For the intercept, this represents the cup-to-disc ratio value setting all other variables equal to zero.