Table 3 Results of univariate tests for hazard ratio survival models [C1905] and p-values for the sample overall, for under-18 s and for the 18+ group

Age >18 years

2.26[1.28;3.49]; 0.004

Age

1.01[0.97;1.06]; 0.547

0.94[0.66;1.32]; 0.712

AN- R (versus AN-B)

1.04[0.62;1.7]; 0.983

1.09[0.59;2.02]; 0.775

0.95[0.36;2.54]; 0.924

Admission BMI

0.87[0.73;1.04]; 0.137

0.88[0.72;1.09]; 0.243

0.91[0.65;1.28]; 0.599

HADS depression score

1.04[0.98;1.11]; 0.17

1.05[0.98;1.11]; 0.141

0.955[0.847;1.077]; 0.452

Dietary subscale M&R

0.97[0.83;1.13]; 0.71

1.03[0.84;1.26]; 0.81

0.953[0.736;1.234]; 0.715

BMI target amplitude

0.81[0.68;0.96]; 0.01

0.79[0.66;0.95]; 0.01

0,958[0.643;1.43]; 0.835

EDE-Q “restraint” subscale

0.89[0.78;1.03]; 0.12

0.89[0.76;1.06]; 0.185

0.805[0.612;1.058]; 0.114

EDE-Q “weight concerns” subscale

0.93 [0.78;1.12]; 0.43

0.86[0.68;1.09]; 0.206

0.942[0.687;1.291]; 0.709

Previous hospitalisation for AN

1.27[0.90;1.79]; 0.38

1.59[1.01;2.47]; 0.1

0.857[0.485;1.515]; 0.596

Duration AN < 4 years

1.94[1.15;3.27]; 0.01

1.43[0.75;2.72]; 0.269

1.559[0.478;5.087]; 0.461

Age at onset of disturbances

1.01[0.95;1.07]; 0.85

0.95[0.89;1.02]; 0.174

0.983[0.79;1.222]0.876

Having at least one child (vs none)

1.66[0.59;4.69]; 0.332

Educational level: less than Baccalauréat (vs Baccalauréat or more)

0.64[0.33;1.25]; 0.189

Living with a single parent (vs living with both)

2.42[0.91;6.45]; 0.069

Centre

1.00[0.92;1.09]; 0.966

0.98[0.88;1.08]; 0.028

0.86[0.69;1.07]; 0.187