Changes in Bone Turnover Markers after Osteoporotic Vertebral Compression Fractures in Males and Females

Table 2

The time course of the P1NP level.

Gender	Parameter	Within 2 weeks	Within 2-12 weeks	Over 12 weeks
Total	No. pts	71	42	17
	ln P1NP
	P1NP	55.21 (44.10, 81.67)	62.98 (44.73, 89.67)	82.13 (50.77, 100.80)
value		0.411^a	0.068^b	0.253^c
Male	No. pts	20	9	3
	ln P1NP
	P1NP	52.15 (34.07, 81.71)	55.10 (45.92, 64.82)	96.33 (82.13, 117.84)
value		0.897^a	0.026^b	0.044^c
Female	No. pts	51	33	14
	ln P1NP
	P1NP	55.94 (44.77, 81.67)	66.73 (44.22, 93.09)	71.88 (46.40, 95.60)
value		0.163^a	0.627^b	0.602^c

value statistically significant (). No. pts: number of patients; ln P1NP: find ln for P1NP; P1NP: N-propeptide of type 1 collagen. ^aComparison within 2 weeks and 2-12 weeks. ^bComparison within 2 weeks and after 12 weeks. ^cComparison between 2-12 weeks and over 12 weeks.