Table 2: A comparison of radiographic measurements and ratios for male and female genders.

Male ( )Female ( )Difference95% CI value*

Joint line (mm)65.5 (4.5)61.9 (4.8)3.60.1 to 7.10.045
PCO (mm)26.5 (3.1)24.7 (2.8)1.8−0.5 to 4.00.12
Femoral diaphysis (mm)35.5 (2.0)31.8 (2.5)3.61.9 to 5.4<0.0001
Joint line ratio1.851.950.1−0.06 to 0.180.1
PCO ratio0.75 0.780.03−0.01 to 0.060.32

Unpaired -test.