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

Table 3

Distribution of FTIR parameters.

Factor		Overall	Male	Female	value
N		22	9	13
Min/Mat	Iliac trabecular	4.27 [4.00, 5.32]	4.24 [4.10, 5.32]	4.36 [4.00, 4.72]	0.664
	Iliac cortical	4.50 [3.88, 6.26]	4.48 [3.88, 6.26]	4.60 [4.28, 5.42]	0.305
	Vertebral cortical	4.52 [3.96, 5.30]	4.93 [3.96, 5.30]	4.34 [4.06, 4.84]	0.112
	Vertebral trabecular	4.50 [3.84, 5.76]	4.72 [3.86, 5.76]	4.42 [3.84, 4.76]	0.064
C/P	Iliac trabecular	0.0082 [0.0055, 0.0096]	0.0081[0.0055, 0.0096]	0.0082 [0.0073, 0.0092]	0.893
	Iliac cortical	0.00835 [0.0074, 0.0092]	0.0081 [0.0077, 0.0092]	0.0084 [0.0074, 0.0091]	0.567
	Vertebral trabecular	0.0079 [0.0051, 0.0100]	0.0080 [0.0051, 0.0089]	0.00785 [0.0068, 0.0100]	0.776
	Vertebral cortical	0.00855 [0.00530, 0.0105]	0.0087 [0.0053, 0.0099]	0.0083 [0.0074, 0.0105]	0.647
XLR	Iliac trabecular	3.92 [3.16, 4.64]	3.98 [3.28, 4.64]	3.92 [3.16, 4.58]	0.738
	Iliac cortical	4.05 [3.14, 4.86]	4.14 [3.40, 4.86]	4.00 [3.14, 4.38]	0.704
	Vertebral trabecular	4.34 [3.24, 5.40]	4.26 [3.52, 5.40]	4.36 [3.24, 5.12]	0.859
	Vertebral cortical	4.28 [3.28, 5.00]	4.44 [3.30, 5.00]	4.24 [3.28, 4.62]	0.676
HPO4	Iliac trabecular	0.37 [0.34, 0.45]	0.37 [0.34, 0.40]	0.37 [0.34, 0.45]	0.640
	Iliac cortical	0.34 [0.28, 0.41]	0.34 [0.28, 0.36]	0.34 [0.30, 0.41]	0.819
	Vertebral trabecular	0.38 [0.31, 0.47]	0.38 [0.31, 0.41]	0.38 [0.33, 0.47]	0.702
	Vertebral cortical	0.35 [0.30, 0.40]	0.36 [0.30, 0.40]	0.34 [0.33, 0.38]	0.941
XST	Iliac trabecular	1.22 [1.19, 1.24]	1.21 [1.19, 1.24]	1.22 [1.19, 1.24]	0.616
	Iliac cortical	1.22 [1.16, 1.25]	1.22 [1.19, 1.25]	1.24 [1.16, 1.25]	0.470
	Vertebral trabecular	1.21 [1.14, 1.26]	1.19 [1.14, 1.26]	1.22 [1.16, 1.26]	0.422
	Vertebral cortical	1.22 [1.16, 1.27]	1.20 [1.16, 1.25]	1.23 [1.20, 1.27]	0.056