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Table 2 Results of multivariable regression models—dependent variable: pRNFL thickness

From: Neurodegeneration in systemic lupus erythematosus: layer by layer retinal study using optical coherence tomography

ModelCoefficient estimate95% confidence intervalp-value
Dependent variable: pRNFL thickness G
 SLE group*− 3.87− 7.27 to − 0.480.026
 Male sex− 4.93− 9.39 to − 0.460.031
 Age (years)− 2.60− 3.87 to − 1.32< 0.001
 Axial length (mm)− 2.23− 3.97 to − 0.490.013
 Benzodiazepines7.371.70 to 13.040.011
Dependent variable: pRNFL thickness TS
 SLE group*− 7.94− 13.64 to − 2.380.007
Dependent variable: pRNFL thickness T
 SLE group*− 4.14− 8.03 to − 0.250.037
Dependent variable: pRNFL thickness TI
 SLE group*− 3.95− 11.17 to 3.280.282
 Age (years)− 3.28− 5.86 to − 0.690.013
Dependent variable: pRNFL thickness NI
 SLE group*6.39− 2.59 to 15.360.161
 Axial length (mm)− 5.91− 10.21 to − 1.610.007
Dependent variable: pRNFL thickness N
 SLE group*− 2.42− 6.94 to 2.100.291
 Age (years)− 1.86− 3.47 to − 0.240.025
Dependent variable: pRNFL thickness NS
 SLE group*− 7.04− 14.53 to 0.460.065
 Age (years)− 3.40− 6.08 to − 0.720.013
  1. *Reference category: control group. Age: for each 10-year increase. p-values were obtained by linear regression models
  2. G global, N nasal, NI nasal inferior, NS nasal superior, pRNFL peripapillary retinal nerve fiber layer, SLE systemic lupus erythematosus, T temporal, TI temporal inferior, TS temporal superior