Table 3.

Average values and standard deviations of parameters in “low HOMA-IR” and “high HOMA-IR” groups and p-values of two-tailed t-tests between the two groups.

	Low HOMA-IR Group			High HOMA-IR Group			p
DXA aBMD
Femoral neck (g/cm2)	0.64	±	0.09	0.64	±	0.08	0.978
Total hip (g/cm2)	0.79	±	0.11	0.78	±	0.09	0.536
Lumbar spine (g/cm2)	0.87	±	0.14	0.85	±	0.13	0.404
QCT aBMD
Femoral neck
total (g/cm2 K2HPO4)	0.69	±	0.11	0.66	±	0.09	0.160
cortical (g/cm2 K2HPO4)	0.44	±	0.11	0.42	±	0.07	0.299
trabecular (g/cm2 K2HPO4)	0.24	±	0.03	0.24	±	0.04	0.377
Total hip
total (g/cm2 K2HPO4)	0.75	±	0.12	0.72	±	0.10	0.257
cortical (g/cm2 K2HPO4)	0.46	±	0.11	0.43	±	0.08	0.169
trabecular (g/cm2 K2HPO4)	0.28	±	0.03	0.29	±	0.04	0.683
QCT vBMD
Femoral neck
total (mg/cm3 K2HPO4)	312.58	±	56.31	301.46	±	36.53	0.294
cortical (mg/cm3 K2HPO4)	982.96	±	113.00	998.28	±	109.29	0.518
trabecular (mg/cm3 K2HPO4)	139.44	±	19.42	134.77	±	19.70	0.261
cortical to total volume ratio	0.21	±	0.07	0.20	±	0.05	0.266
Total hip
total (mg/cm3 K2HPO4)	277.32	±	59.01	270.17	±	37.19	0.516
cortical (mg/cm3 K2HPO4)	926.69	±	85.80	924.89	±	76.49	0.918
trabecular (mg/cm3 K2HPO4)	133.29	±	17.45	131.23	±	17.76	0.580
cortical to total volume ratio	0.22	±	0.24	0.18	±	0.04	0.294
L3 vertebra
trabecular (mg/cm3 K2HPO4)	109.08	±	24.55	99.86	±	28.79	0.098
Composite strength indices
CSI (g/(kg×m))	3.56	±	0.61	3.16	±	0.57	0.002*
BSI (g/(kg×m))	0.99	±	0.22	0.89	±	0.19	0.019*
ISI (g/(kg×m))	0.23	±	0.04	0.20	±	0.04	0.001*
Bone Turnover Markers
CTx-1 (µg/L)	0.51	±	0.18	0.60	±	0.30	0.067
25(OH)D3 (nmol/L)	59.03	±	14.65	60.33	±	14.30	0.672
PTH (pmol/L)	4.65	±	1.26	5.24	±	3.30	0.218

p: significance level, cort.vol/tot.vol: cortical to total volume ratio; CSI: compression strength index, BSI: bending strength index, ISI: impact strength index. * p < 0.05.