Table 4.
Results of choroidal thickness multivariable regression models
| Model | Coefficient estimate | 95% confidence interval | p |
|---|---|---|---|
| Dependent variable: CT subfoveal central | |||
| SLE group | −16.17 | −45.12 to 12.79 | 0.271 |
| Age (years) | −30.28 | −42.01 to −20.15 | <0.001 |
| Axial length (mm) | −31.45 | −47.99 to −18.18 | <0.001 |
| Dependent variable: CT 500 µm superior | |||
| SLE group | −14.87 | −42.98 to 13.23 | 0.297 |
| Age (years) | −24.97 | −36.18 to −13.76 | <0.001 |
| Axial length (mm) | −31.45 | −45.90 to −16.99 | <0.001 |
| Body mass index (Kg/m2) | −4.96 | −8.62 to −1.30 | 0.008 |
| Dependent variable: CT 1000 µm superior | |||
| SLE group | −12.93 | −39.23 to 13.375 | 0.332 |
| Age (years) | −25.79 | −36.29 to −15.298 | <0.001 |
| Axial length (mm) | −31.87 | −45.40 to −18.34 | <0.001 |
| Body mass index (Kg/m2) | −4.87 | −8.30 to −1.45 | 0.006 |
| Dependent variable: CT 1500 µm superior | |||
| SLE group | −16.64 | −43.44 to 10.16 | 0.221 |
| Age (years) | −20.63 | −31.32 to −9.94 | <0.001 |
| Axial length (mm) | −23.90 | −37.68 to −10.118 | 0.001 |
| Body mass index (Kg/m2) | −4.83 | −8.32 to −1.34 | 0.007 |
| Dependent variable: CT 500 µm nasal | |||
| SLE group | −13.61 | −42.58 to 15.36 | 0.354 |
| Age (years) | −32.02 | −42.96 to −21.09 | <0.001 |
| Axial length (mm) | −34.02 | −48.94 to −19.11 | <0.001 |
| Dependent variable: CT 1000 µm nasal | |||
| SLE group | −13.88 | −40.95 to 13.19 | 0.312 |
| Age (years) | −27.74 | −38.84 to −16.64 | <0.001 |
| Axial length (mm) | −36.97 | −51.09 to −22.86 | <0.001 |
| MAP (mm Hg) | −1.30 | −2.51 to −0.09 | 0.036 |
| Dependent variable: CT 1500 µm nasal | |||
| SLE group | −18.00 | −45.02 to 9.02 | 0.190 |
| Age (years) | −32.57 | −42.77 to −22.37 | <0.001 |
| Axial length (mm) | −34.70 | −48.61 to −20.79 | <0.001 |
| Dependent variable: CT 500 µm temporal | |||
| SLE group | −21.94 | −48.14 to 4.27 | 0.100 |
| Age (years) | −23.10 | −33.85 to −12.36 | <0.001 |
| Axial length (mm) | −32.13 | −45.84 to −18.51 | <0.001 |
| MAP (mm Hg) | −1.30 | −2.51 to −0.09 | 0.036 |
| Dependent variable: CT 1000 µm temporal | |||
| SLE group | −19.98 | −46.09 to 6.14 | 0.132 |
| Age (years) | −21.51 | −32.22 to −10.81 | <0.001 |
| Axial length (mm) | −29.02 | −42.63 to −15.40 | <0.001 |
| MAP (mm Hg) | −1.30 | −2.51 to −0.09 | 0.036 |
| Dependent variable: CT 1500 µm temporal | |||
| SLE group | −26.73 | −53.40 to −0.05 | 0.050 |
| Age (years) | −24.63 | −35.27 to −13.98 | <0.001 |
| Axial length (mm) | −25.04 | −38.76 to −11.33 | <0.001 |
| Body mass index (Kg/m2) | −4.21 | −7.69 to −0.74 | 0.018 |
| Dependent variable: CT 500 µm inferior | |||
| SLE group | −1.35 | −30.63 to 27.93 | 0.927 |
| Age (years) | −25.70 | −37.71 to −13.70 | <0.001 |
| Axial length (mm) | −33.58 | −48.84 to −18.31 | <0.001 |
| MAP (mm Hg) | −1.30 | −2.51 to −0.09 | 0.036 |
| Dependent variable: CT 1000 µm inferior | |||
| SLE group | 6.48 | −19.16 to 32.11 | 0.618 |
| Age (years) | −28.97 | −39.48 to −18.46 | <0.001 |
| Axial length (mm) | −35.46 | −48.82 to −22.09 | <0.001 |
| MAP (mm Hg) | −1.26 | −2.41 to −0.12 | 0.031 |
| Dependent variable: CT 1500 µm inferior | |||
| SLE group | 10.44 | −15.95 to 36.83 | 0.435 |
| Age (years) | −35.62 | −45.58 to −25.66 | <0.001 |
| Axial length (mm) | −37.85 | −51.43 to −24.26 | <0.001 |
Note: Age: for each 10 years increase.
Abbreviations: CT, choroidal thickness; MAP, mean arterial pressure; SLE, systemic lupus erythematosus. p-values were obtained by linear regression models.