Table 1. Patient (n = 155) characteristics at inclusion.

	Mean	SD	Minimum	Maximum
Age (years)	20.90	6.16	13.16	43.76
Inclusion BMI (kg/m2)	14.43	1.46	10.72	18.51
Minimum lifetime BMI (kg/m2)	13.05	1.55	8.59	18.51
Maximum lifetime BMI (kg/m2)	20.08	3.24	13.15	32.47
Severity of weight loss	5.82	3.22	0	17.94
Duration of illness (years)	4.29	4.71	0.12	24.39
FFMI +	12.54	0.8	10.68	15.03
FMI +	1.92	1.14	−0.53*	5.10
Albumin level #	1.02	0.16	0.70	1.53
Prealbumin level #	0.81	0.21	0.06	1.36

BMI: Body Mass Index; SD: Standard Deviation.

^*Negative values are due to negative body fat predicted values because of the severe emaciation of AN patients.

⁺FFMI and FMI are obtained for 146 patients.

^#Albumin and prealbumin were measured for 132 patients.