Table 4.

Table 4a. Comparison of BMD measurements of anorexia nervosa (AN) patients based on menstrual status and controls
BMD Z- scores	AN with amenorrhea		AN with eumenorrhea	Controls	ANOVA
	>6 months	≤6 months
	n=114	n=54	n=37	n=90	P value
WBLH	−1.11 ± 0.13	−1.07 ± 0.09	−0.54 ± 0.16	−0.41 ± 0.09	<0.0001a,b,d,e
Spine	−1.04 ± 0.09	−0.97 ± 0.14	−0.66 ± 0.16	−0.04 ± 0.10	<0.0001a,b,c
Hip	−0.90 ± 0.09	−0.73 ± 0.13	−0.57 ± 0.16	0.13 ± 0.11	<0.0001a,b,c

4b.
BMD Z- scores	AN with amenorrhea		AN with eumenorrhea	Controls	ANOVA
	>1 year	≤ 1 year
	n=57	n=111	n=37	n=90	P value
WBLH	−1.23 ± 0.12	−1.00 ± 0.09	−0.54 ± 0.16	−0.41 ± 0.09	<0.0001a,b,d
Spine	−1.19 ± 0.13	−0.92 ± 0.10	−0.66 ± 0.16	−0.04 ± 0.10	<0.0001a,b,c
Hip	−1.09 ± 0.13	−0.73 ± 0.09	−0.57 ± 0.16	0.13 ± 0.11	<0.0001a,b,c

WBLH: whole body less head

^ap≤ 0.0001 for AN with amenorrhea >6 months vs. controls

^bp≤ 0.001 for AN with amenorrhea ≤6 months vs. controls

^cp<0.005 for AN with eumenorrhea vs controls

^dp<0.05 for AN with amenorrhea >6 months vs. eumenorrhea

^ep<0.05 for AN with amenorrhea ≤6 months vs. eumenorrhea

WBLH: whole body less head

^ap≤ 0.0001 for AN with amenorrhea >1 year vs. controls

^bp≤ 0.0002 for AN with amenorrhea <1 year vs. controls

^cp≤0.01 for AN with eumenorrhea vs. controls

^dp<0.05 for AN with amenorrhea >1 year vs. AN with eumenorrhea