Correlation between Urine N-Terminal Telopeptide and Fourier Transform Infrared Spectroscopy Parameters: A Preliminary Study

Table 4

Correlations between uNTX and FTIR parameters: univariate analyses.

		Male	n = 9			Female	n = 13		value
		r	value	ρ	value	r	value	ρ
Age		−0.226	0.559	−0.420	0.260	0.027	0.931	0.132	0.667
BMI		−0.219	0.571	−0.277	0.470	−0.116	0.706	−0.399	0.177
L1.2 vBMD		0.165	0.696	0.265	0.526	0.233	0.490	0.305	0.361
Min/Mat	Iliac trabecular	−0.281	0.463	−0.122	0.754	0.511	0.075	0.541	0.056
	Iliac cortical	−0.364	0.335	−0.420	0.260	0.516	0.104	0.671	0.024
	Vertebral trabecular	0.480	0.191	0.588	0.096	0.158	0.624	0.221	0.491
	Vertebral cortical	0.243	0.530	0.412	0.271	0.183	0.589	0.210	0.536
C/P	Iliac trabecular	0.292	0.446	0.242	0.531	0.211	0.490	0.044	0.886
	Iliac cortical	0.296	0.439	0.123	0.752	0.292	0.384	0.137	0.688
	Vertebral trabecular	0.578	0.103	0.655	0.055	0.306	0.334	0.474	0.120
	Vertebral cortical	0.330	0.386	0.266	0.489	0.008	0.981	−0.069	0.841
XLR	Iliac trabecular	−0.402	0.283	−0.608	0.083	0.151	0.623	0.229	0.452
	Iliac cortical	−0.672	0.047	−0.790	0.011	0.158	0.642	0.139	0.683
	Vertebral trabecular	−0.703	0.035	−0.681	0.044	0.088	0.786	0.214	0.505
	Vertebral cortical	−0.671	0.048	−0.605	0.084	0.123	0.719	0.155	0.649
HPO4	Iliac trabecular	0.808	0.008	0.790	0.011	−0.347	0.246	−0.251	0.409
	Iliac cortical	0.680	0.044	0.752	0.019	−0.388	0.239	−0.365	0.269
	Vertebral trabecular	0.516	0.155	0.454	0.220	−0.024	0.940	−0.102	0.753
	Vertebral cortical	0.865	0.003	0.790	0.011	−0.021	0.951	0.105	0.759
XST	Iliac trabecular	−0.551	0.124	−0.546	0.128	0.334	0.264	0.331	0.270
	Iliac cortical	−0.124	0.750	−0.042	0.915	0.352	0.288	0.337	0.311
	Vertebral trabecular	−0.451	0.223	−0.521	0.150	−0.382	0.221	−0.560	0.058
	Vertebral cortical	−0.357	0.346	−0.412	0.271	0.100	0.771	−0.164	0.630

Statistically significant variables shown in bold.