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

Table 3 Mean measurements and gender difference

	Total (n = 215) (mm)	Male (n = 110) (mm)	Female (n = 105) (mm)	p
FW	79.61 ± 6.60	85.05 ± 3.84	73.92 ± 3.19	< 0.001
IPPDJL	13.04 ± 5.16	13.01 ± 5.90	13.08 ± 4.26	0.916
TTDJL	23.45 ± 3.74	25.32 ± 3.90	21.50 ± 2.31	< 0.001
FHDJL	18.48 ± 3.89	19.59 ± 4.34	17.32 ± 2.95	< 0.001
LEDJL	23.62 ± 2.70	25.12 ± 2.43	22.05 ± 1.97	< 0.001
LEPJL	22.37 ± 2.58	23.80 ± 2.31	20.86 ± 1.92	< 0.001
MEDJL	26.04 ± 2.83	27.65 ± 2.42	24.34 ± 2.18	< 0.001
MEPJL	31.05 ± 2.99	33.08 ± 2.26	28.93 ± 2.03	< 0.001
ATDJL	44.40 ± 3.76	47.39 ± 2.41	41.27 ± 1.91	< 0.001
ATPJL	24.89 ± 2.89	26.39 ± 2.64	23.31 ± 2.23	< 0.001

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

ISSN: 1749-799X