Table 8.
Multiple linear regression model that correlates trait anxiety with the subscale Role Difficulties from the quality-of-life questionnaire NEI-VFQ-25.
| Dependency | Coefficient | SE | t | p > t | (95% CI) | |
|---|---|---|---|---|---|---|
| Trait Anxiety | −0.55 | 0.46 | −1.21 | 0.232 | −1.46 | 0.36 |
| Age | 1.21 | 0.37 | 3.31 | 0.001 | 0.48 | 1.94 |
| Gender (female) | 6.99 | 5.50 | 1.27 | 0.208 | −3.99 | 17.96 |
| AMD severity | ||||||
| intermediate (vs. early state) | −2.11 | 7.75 | −0.27 | 0.786 | −17.56 | 13.34 |
| Advance (vs. early stage) | −8.38 | 7.81 | −1.07 | 0.287 | −23.97 | 7.20 |
| Years from diagnosis | 0.14 | 0.45 | 0.32 | 0.751 | −0.75 | 1.04 |
| Distance visual acuity | 36.60 | 9.90 | 3.70 | <0.001 | 16.86 | 56.35 |
| Contrast Sensitivity | 30.79 | 10.27 | 3.00 | 0.004 | 10.30 | 51.28 |
SE: Spherical Equivalent; AMD: Age Macular Degeneration; CI: Confidence Interval. Values in bold means statistical significance.