Table 1.

Population characteristics in this study.

Patient	Sample type	Gender	Age	Military recruit
1	SF	M	24	∗
2	SF	F	27	∗
3	SF	F	20	∗
4	SF	F	27	∗
5	SF	M	22	∗
6	SF	F	19	∗
7	SF	F	19	∗
8	SF	F	32
9	SF	M	26	∗
10	SF	F	21	∗
11	SF	F	21	∗
12	HB	M	36	∗
13	HB	M	24	∗
14	HB	F	30
15	HB	M	18
16	HB	F	21	∗

SF: stress fracture; HB: healthy bone; ^∗corresponds to those studied patients that were military recruits.