Table 5. Mean macular thickness in Parkinson’s disease patients and controls after controlling potential confounders.
aAdjusted mean using ANCOVA after controlling for gender, DM, and HPT (p < 0.05).
ANCOVA: analysis of covariance; DM: diabetes mellitus; HPT: hypertension
| Macula | Adj Mean | Adj Mean Differences (95% CI) | F-statistic (df) | p-Valuea | |
| Parkinson (95% CI) | Controls (95% CI) | ||||
| Average | 266.51 (258.47, 274.54) | 281.34 (273.31, 289.37) | -14.83 (-26.68, -2.99) | 6.143 (1, 123) | 0.015 |
| Centre | 236.37 (228.53, 244.21) | 255.55 (247.71, 263.40) | -19.18 (-30.76, -7.61) | 10.767 (1, 123) | 0.001 |
| Inner superior | 311.39 (305.17, 317.61) | 319.89 (313.67, 326.11) | -8.50 (-17.68, 0.68) | 3.361 (1, 123) | 0.069 |
| Inner inferior | 308.85 (302.73, 314.96) | 315.67 (309.56, 321.78) | -6.82 (-15.84, 2.20) | 2.242 (1, 123) | 0.137 |
| Inner nasal | 315.53 (308.19, 322.87) | 320.23 (312.99, 327.67) | -4.80 (-15.63, 6.03) | 0.769 (1, 123) | 0.382 |
| Inner temporal | 299.41 (293.05, 305.77) | 305.54 (299.18, 311.90) | -6.13 (-15.52, 3.25) | 1.674 (1, 123) | 0.198 |
| Outer superior | 269.16 (264.32, 273.99) | 278.19 (273.35, 283.02) | -9.03 (-16.16, -1.90) | 6.277 (1, 123) | 0.014 |
| Outer inferior | 256.34 (251.89, 260.79) | 272.24 (267.79, 276.69) | -15.90 (-22.47, -9.34) | 22.98 (1, 123) | <0.001 |
| Outer nasal | 287.64 (281.58, 293.71) | 302.84 (296.78, 308.91) | -15.20 (-24.14, -6.26) | 11.315 (1, 123) | 0.001 |
| Outer temporal | 257.09 (250.62, 263.55) | 263.40 (256.93, 269.86) | -6.31 (-15.85, 3.23) | 1.715 (1, 123) | 0.193 |