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Table 3 Multivariate Linear Regression Models of Retinal Vascular Caliber and Blood Pressure

From: Association between blood pressure and retinal arteriolar and venular diameters in Chinese early adolescent children, and whether the association has gender difference: a cross-sectional study

 

Retinal arteriolar diameter (μm)

Retinal venular diameter (μm)

AVR

 

Mean (95%CI)

P

Mean (95%CI)

P

Mean (95%CI)

P

SBP

 Model 1

−3.23(− 3.96 to −2.52)

< 0.001

−1.57(− 2.50 to − 0.63)

< 0.001

−0.01 (− 0.013 to − 0.007)

< 0.001

 Model 2

− 3.07 (− 3.79 to − 2.34)

< 0.001

− 2.06 (− 2.97 to − 1.15)

< 0.001

− 0.007(− 0.010 to − 0.004)

< 0.001

 Model 3

−2.34 (− 3.00 to − 1.69)

< 0.001

− 0.34 (− 1.18 to 0.50)

0.428

–

–

DBP

 Model 1

−3.85(− 4.88 to −2.82)

< 0.001

− 1.47 (− 2.78 to − 0.15)

< 0.001

−0.013 (− 0.017 to − 0.009)

< 0.001

 Model 2

− 4.02 (− 4.96 to − 3.08)

< 0.001

− 2.34 (− 3.53 to − 1.15)

< 0.001

− 0.011(− 0.015 to − 0.007)

< 0.001

 Model 3

−3.20 (− 4.05 to − 2.35)

< 0.001

− 0.06 (− 1.16 to 1.03)

0.909

–

–

MABP

 Model 1

− 4.37(−5.35 to −3.39)

< 0.001

− 1.84 (− 3.11 to − 0.56)

< 0.001

−0.014 (− 0.019 to − 0.010)

< 0.001

 Model 2

− 4.40 (− 5.34 to − 3.47)

< 0.001

−2.69 (− 3.88 to − 1.50)

< 0.001

− 0.012(− 0.016 to − 0.007)

< 0.001

 Model 3

−3.47 (− 4.31 to − 2.62)

< 0.001

−0.21 (− 1.31 to 0.89)

0.712

–

–

  1. Model 1:unadjusted model; Model 2: adjusted for age, gender, axial length, BMI, waist, spherical equivalent, birth weight and gestational age; Model 3: adjusted for fellow vessel diameter additionally. SBP systolic blood pressure, DBP diastolic blood pressure, MABP mean arterial blood pressure, AVR arteriolar to venular ratio. Significant p values are bolded