Using anatomical landmarks to calculate the normal joint line position in Chinese people: an observational study

Table 4 Mean measurements of 21 bilateral CT and sides of leg difference

	Total (n = 42) (mm)	Left (n = 21) (mm)	Right (n = 21) (mm)	p
FW	78.16 ± 5.71	78.07 ± 5.68	78.24 ± 5.88	0.338
IPPDJL	12.19 ± 4.59	12.36 ± 4.96	12.02 ± 4.31	0.602
TTDJL	21.12 ± 1.85	21.10 ± 1.90	21.15 ± 1.84	0.889
FHDJL	16.74 ± 3.80	16.84 ± 3.66	16.63 ± 4.03	0.526
LEDJL	22.74 ± 2.39	22.45 ± 2.50	23.04 ± 2.30	0.268
LEPJL	21.18 ± 2.41	21.10 ± 2.48	21.26 ± 2.39	0.640
MEDJL	25.40 ± 2.95	25.19 ± 3.28	25.61 ± 2.64	0.506
MEPJL	30.28 ± 2.42	30.19 ± 2.55	30.38 ± 2.34	0.421
ATDJL	43.18 ± 3.26	43.19 ± 3.38	43.16 ± 3.23	0.880
ATPJL	24.47 ± 2.54	24.57 ± 2.48	24.37 ± 2.66	0.367

p was compared between sides of the leg
FW femoral width, AT adductor tubercle, ME medial epicondyle, LE lateral epicondyle, TT tibial tubercle, FH fibular head, IPP the inferior pole of he patella, DJL distance from landmarks to the distal joint line, PJL distance from landmarks to posterior joint line

ISSN: 1749-799X