Analysis of trabecular distribution of the proximal femur in patients with fragility fractures

Table 2 Mean, standard deviation, standard error, minimum and maximum CT values for four regions of interest in the three groups

ROI	Group	Number	Mean (HU)	Std. Deviation (HU)	Std. Error (HU)	Minimum (HU)	Maximum (HU)
Compressive trabeculae	A	27	285.11	69.389	13.354	158	400
	B	40	325.15	77.113	12.193	170	566
	C	32	435.16	59.994	10.605	316	531
	Total	99	350.80	93.549	9.300	158	566
Tensile trabeculae	A	27	73.26	31.478	6.058	15	135
	B	40	88.25	36.794	5.818	25	183
	C	32	154.22	69.978	12.370	53	316
	Total	99	106.29	59.692	5.974	15	316
Trochanteric trabeculae	A	27	−19.48	14.151	2.723	−42	6
	B	40	23.55	27.200	4.301	−37	98
	C	32	44.06	30.115	5.324	6	115
	Total	99	18.44	35.435	3.561	−42	115
Ward’s Triangle	A	27	−53.22	21.497	4.137	−100	−17
	B	40	−23.03	22.955	3.630	−70	16
	C	32	−8.09	35.443	6.266	−55	97
	Total	99	−26.43	32.279	3.244	−100	97

Group A: Trochanteric hip fractures; Group B: Femoral neck fractures; Group C: Nonfractures.

ISSN: 1471-2474