Three-Dimensional Analysis of the Curvature of the Femoral Canal in 426 Chinese Femurs

Table 4

Previous measurements of the RFC by orthopaedic researchers published in English.

Author	Year	Number	Subject	Origin	RFC (mean ± SD, mm)	Methods
Onoue et al. [16]	1979	160	Patient	Japanese	The femoral shaft: 1159 ± 122	Lateral radiograph
Harper and Carson [17]	1987	14	Cadaver	NA	1144	Lateral radiograph
Egol et al. [15]	2004	948	Cadaver	White, black	The exterior of the femur: 1200 ± 360	Lateral image
Tang et al. [13]	2005	100	Patient	Chinese	(OA versus RA) Proximal: 1099.8 ± 237.4 versus 978.6 ± 88.4; middle: 935.2 ± 122.8 versus 874.3 ± 60; distal: 722.3 ± 77.8 versus 673.6 ± 58.8	Lateral radiograph
Chantarapanich et al. [24]	2008	99	Cadaver	Thai	3D RFC: 895.46 ± 238.06; sagittal RFC: 891.46 ± 234.87	3D reconstruction
Wang et al. [27]	2009	18	Cadaver	Chinese	888.89 ± 160.47	Cast mold of canal
Lu et al. [6]	2012	73	Patient	Chinese	The exterior of the femur: proximal: 769.5; middle: 1537.25; distal: 622.45	Lateral radiograph
Maratt et al. [18]	2014	3922	Cadaver	Mixed	The medullary: 1120 ± 260; the inner anterior cortex: 1450 ± 550	Lateral radiograph
Buford et al. [19]	2014	19	Cadaver	White	Anterior cortex: 1446 ± 397	Lateral radiograph

NA: nonapplicable.
: calcutaed from the curvatures in the reference.