Table 2

Comparisons between women and men, and between the right and the left sides

WomenMenUnitSignificant value
MeanSDCIMeanSDCI
Length of the right kidney100.614.596.8 to 104.5109.310.4106.8 to 111.8mm0.0007
Length of the left kidney103.417.8998.56 to 108.1113.411.6110.7 to 116.2mm0.0002
Length of the 1st renal artery on the right side44.7514.0740.94 to 48.5546.8715.8443 to 50.8mm0.4257
Length of the 2nd artery on the right side49.2315.7134.7 to 63.857.8417.4849.2 to 66.5mm0.3326
Length of the 1st renal artery on the left side34.29.631.6 to 36.833.912.730.8 to 36.9mm0.9899
Length of the 2nd renal artery on the left side40.17.3234.5 to 45.748.615.839 to 58.1mm0.1815
Diameter of the 1st right renal artery 2 cm distal of its origin4.514.2 to 4.75.21.34.9 to 5.5mm0.0002
Diameter of the 2nd right renal artery 2 cm distal of its origin3.31.31.9 to 4.64.31.43.6 to 5mm0.1420
Diameter of the 1st left renal artery 2 cm distal of its origin4.71.44.3 to 5.15.61.25.3 to 6mm<0.0001
Diameter of the 2nd left renal artery 2 cm distal of its origin3.10.82.5 to 3.73.31.62.3 to 4.2mm0.8144
RightLeftUnitSignificant value
MeanSDCIMeanSDCI
Length of the 1st renal artery (centreline)45.91543.2 to 48.63411.432 to 36mm<0.0001
Minimal transit distance 1st renal artery (concavities)44.515.441.8 to 47.332.41130.4 to 34.4mm<0.0001
Maximal transit distance 1st renal artery (convexities)52.215.549.4 to 5540.212.438 to 42.4mm<0.0001
Diameter of the 1st renal artery (2 cm distal of the origin)4.91.24.6 to 5.15.21.44.9 to 5.4mm0.1459
Length of the 2nd renal artery (centreline)55.417.148.4 to 62.545.113.439.2 to 51.1mm0.0218
Minimal transit distance 2nd renal artery (concavities)52.820.444.4 to 61.344.713.638.6 to 50.7mm0.0636
Maximal transit distance 2nd renal artery (convexities)60.418.952.5 to 68.249.713.743.6 to 55.7mm0.0273
Diameter of the 2nd renal artery (2 cm distal of the origin)4.11.43.5 to 4.73.21.32.6 to 3.8mm0.0208
Length of the 3rd renal artery (centreline)60.122.9NA16.2NANAmmNA
Minimal transit distance 3rd renal artery (concavities)59.221.6NA16.2NANAmmNA
Maximal transit distance 3rd renal artery (convexities)68.427.8NA21.9NANAmmNA
Diameter of the 3rd renal artery (2 cm distal of the origin)3.80.6NA2.7NANAmmNA
Numerical eccentricity of the 1st renal artery0.51 (11>0.7; 3>0.8)0.120.48 to 0.530.47 (4>0.7)0.120.45 to 0.49No unit0.0284
Numerical eccentricity of the 2nd renal artery0.59 (6>0.7; 1>0.8)0.150.53 to 0.660.57 (4>0.7)0.120.51 to 0.61No unit0.3864
Implantation angle 1st renal artery42.4 (caudally)18.439.1 to 45.634.2 (caudally)12.832 to 36.5Degree<0.0001
Implantation angle 2nd renal artery37.6 (caudally)21.728.2 to 46.928.3 (caudally)22.716.6 to 40Degree0.2505
Implantation angle 3rd renal artery
Origin angle from the aorta in transversal planes, 1st renal arteries65.1 (anterolateral)13.862.7 to 67.591.5 (lateral)17.688.4 to 94.6Degree<0.0001
Origin angle from the aorta in transversal planes, 2nd renal arteries58.7 (anterolateral)18.350.8 to 66.481.5 (anterolateral)27.368.7 to 94.3Degree0.0066
Origin angle from the aorta in transversal planes, 3rd renal arteries
1st curvature main renal arteries29.3 (93 cranially, 29 caudally)3523.1 to 35.632 (93 cranially, 29 caudally43.324.3 to 39.7Degree0.7170
2nd curvature main renal arteries−30.6 (12 cranially, 45 caudally)52.7−16.6 to −44.6−12.6 (17 cranially, 30 caudally62.75.8 to −31Degree0.1060
3rd curvature main renal arteries9.3 (7 cranially, 3 caudally)64.3−36.7 to 55.326.2 (2 cranially, 1 caudally)52.5NADegreeNA
1st curvature 2nd renal arteries30.8 (19 times cranially, 6 times caudally)44.712.3 to 49.233.9 (14 cranially, 4 caudally)45.311.3 to 56.4Degree0.8342
2nd curvature 2nd renal arteries−40.5 (4 cranially, 12 caudally)70−3.1 to −77.8−46 (1 cranially, 12 times caudally)73.60.7 to −92.7Degree0.7277
3rd curvature 2nd renal arteries48.1 (3 cranially, 0 caudally)11.320.2 to 76No 3rd curvatureNANADegreeNA
1st curvature 3rd renal arteries13.3 (1 cranially)NANA9 (1 cranially)NANADegreeNA
  • NA, not applicable.