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. 2025 May 30;13:94. doi: 10.1186/s40337-025-01280-4

Table 2.

Results of the within-subjects t-tests of clinical characteristics from TP0 to TP1

Variable N AN-TP0
M ± SD
AN-TP1
M ± SD
t (df) 95% CI p value (Cohen’s d)
BMI, kg/m2 19 15.6 ± 2.1 17.2 ± 2.8 − 2.31 − 2.97, − 0.14 0.033* (− 0.53)
Average sleep duration (past 3 nights), hours 20 7.2 ± 1.7 6.5 ± 1.3 2.20 0.03, 1.30 0.040* (0.49)
Sleep quality, 0–100 20 58.0 ± 18.5 53.3 ± 20.2 1.52 − 1.76, 11.2 0.144 (0.34)
EDE-Q total score 20 3.5 ± 1.2 3.1 ± 1.6 1.54 − 0.15, 1.02 0.140 (0.35)
 Restraint 20 3.5 ± 1.6 2.9 ± 1.8 1.59 − 0.20, 1.50 0.128 (0.36)
 Eating concern 20 3.0 ± 1.1 2.5 ± 1.6 1.31 − 0.25, 1.06 0.205 (0.29)
 Weight concern 20 3.6 ± 1.5 3.2 ± 1.9 1.03 − 0.34, 1.00 0.315 (0.23)
 Shape concern 20 4.0 ± 1.2 3.7 ± 1.6 1.21 − 0.25, 0.93 0.240 (0.27)
DASS-21 depression 20 17.8 ± 12.7 17.3 ± 19.5 0.12 − 7.98, 8.98 0.903 (0.03)
DASS-21 anxiety 20 12.0 ± 8.6 11.0 ± 18.4 0.25 − 7.38, 9.38 0.805 (0.06)
DASS-21 stress 20 23.6 ± 10.9 22.6 ± 17.3 0.34 − 5.20, 7.20 0.739 (0.08)
GAD-7 20 12.5 ± 6.1 11.0 ± 5.7 1.13 − 1.27, 4.27 0.272 (0.25)

AN anorexia nervosa, BMI body mass index, CI confidence intervals, df degrees of freedom, EDE-Q Eating Disorder Examination-Questionnaire, DASS-21 Depression, Anxiety and Stress Scale-21, GAD-7 Generalised Anxiety Disorder Questionnaire, M mean, n number, SD standard deviation