Table 2.

Bone densitometry and clinical features

Patient	Age (yr)	LS BMD Z-score	LS BMDhaz Z-score	TH Z-score	FN Z-score	TB Z-score	Tanner stage	Bone age (yr)	Height sd	BMI Z-score
1	3.3	−0.3					1	6	−4.53	0.14
2	3.6	−0.1				2.8	1	5	2.31	4.98
3	6.3	1.1		2.2	1.3	3.1	1	11	0.75	2.9
4	7	2.2	2.2	2.5	1	1.5	1	11	1.29	2.52
5	7.1	−0.4	−0.4	−1.1	−2.1	−1.2	1	7.83	−2.11	2.06
6	7.8	−1	−1	−0.8	−1.4	−1.2	1	6.33	−1.77	2.06
7	8.9	0.9	0.9	1.6	1.2	0.1	1	13.5	0.56	1.93
8	9.9	−0.4	−0.4	−1.1	−0.9	−0.6	Early 2	15.5/11.6–12.6	−0.58	2.14
9	9.9	0.9	0.9	0.5	0.3	1.8	Early 2	10,11	−0.2	2.7
10	10.2	0.3	0.3	−0.5	−0.8	0.5	Early 2	8.67	−1.17	−0.73
11	10.3	1.2	1.2	0.6	0.3	1.6	3	13	0.26	1.73
12	10.8	1.1	1.1	1.4	1.1	1.8	3	12	0.88	2.02
13	11	1	1.0	−0.4	−0.3	0.4	Early 2	13	1.33	2.38
14	11.3	0.4	0.4	−0.6	−1.1	0.5	Early 3	14	0.13	1.28
15	12.5	1.3	1.3	0.1	−0.2	1.1	4	16	−0.67	2.02
16	18.3	1.5		1.0	2.3	2.1	5	Adult	−1.9	2.42
17	18.5	−0.4		0.7	−0.4	0.6	5	Adult	−1.46	1.45
18	19.6	0.7		2.2	2.3	4.8	5	Adult	−1.79	2.26
19	21.2	−0.5		−0.2	0.3	−0.2	5	Adult	−3.08	2.24
20	26.8	−1.1		−1.5	−1.5	−0.4	5	Adult	−0.59	0.05
21	54	−2.6		−1.4	−1.5		5	Adult	−2.96	1.61
22	54.7	0.6		0.2	0.5	0.4	5	Adult	−1.63	0.73
Mean Z-score (±sd)		0.29 (±1.08)	0.63 (±0.89)	0.27 (±1.24)	0.02 (±1.26)	0.98 (±1.50)			0.77 (±1.66)	1.85 (±1.15)
Median Z-score (range)		0.5 (−2.6–2.2)	0.9 (0.3–2.2)	0.15 (−1.5–2.5)	0.05 (−2.1–2.3)	0.55 (−1.2–4.8)			−0.63 (−4.5–2.3)	2.04 (−0.73–4.9)

BMD Z-scores for each subject for LS (L1–L4), TH, FN, and TB with age, Tanner stage, hand/wrist bone age, height sd, and BMI Z-score at the time of the DXA scan. The mean and median ± sd as well as the range are shown for BMD Z-scores at each DXA site and also for the height sd and BMI Z-score.