TABLE 3.

Comparison between patients in the ARFID and R‐AN groups during hospitalization

Variables	ARFID Group (n = 9)	R‐AN Group (n = 13)	P‐value	Cohen’s d [95% CI]	Odds ratio [95% CI]
Hospitalization (days)	182 ± 103	214 ± 131	0.542†	0.27 [−0.58, 1.12]
Duration of TPN (days)	122 ± 77	118 ± 72	0.904†	0.05 [−0.80, 0.90]
Height at discharge (cm)	141.3 ± 5.0¶	148.5 ± 10.1	0.080†	0.70 [−0.18, 1.58]
Weight at discharge (kg)	31.0 ± 3.6¶	35.9 ± 6.4	0.094†	0.87 [−0.02, 1.76]
BMI at discharge (kg/m2)	15.6 ± 1.6¶	16.2 ± 1.7	0.433†	0.49 [−0.37, 1.35]
BMI Z‐score at discharge	−1.1 ± 0.6	−0.9 ± 0.5	0.543†	0.37 [−0.48, 1.23]
Physical recovery during hospitalization
Height growth (cm)	1.8 ± 2.3	1.5 ± 2.0	0.750†	0.14 [−0.71, 0.99]
Monthly Height growth (cm)	0.20 ± 0.23	0.17 ± 0.19	0.684†	0.18 [−0.67, 1.03]
Weight gain (kg)	6.5 ± 2.1	4.6 ± 4.6	0.278†	0.48 [−0.38, 1.34]
Monthly weight gain (kg)	1.41 ± 0.86	0.74 ± 0.61	0.044†	0.93 [0.03, 1.83]
BMI increase (kg/m2)	2.9 ± 1.4	1.9 ± 1.9	0.167†	0.62 [−0.25, 1.49]
Monthly BMI increase (kg/m2)	0.67 ± 0.47	0.31 ± 0.27	0.032†	1.00 [0.10, 1.90]
BMI Z‐score increase	1.08 ± 0.53	0.66 ± 0.65	0.126†	0.69 [−0.19, 1.57]
Monthly BMI Z‐score increase	0.25 ± 0.18	0.11 ± 0.09	0.025†	1.05 [0.14, 1.96]
Events in progress
Medication	3	10	0.079‡		6.67 [1.00, 44.29]
Enteral nutrition	0	2	0.494‡		4.13§ [0.18, 96.94]
Rehospitalization	0	8	0.006‡		29.36§ [1.41, 613.49]

Data are shown as the mean ± standard deviation or number of cases. ARFID, avoidant/restrictive food intake disorder; BMI, body mass index; CI, confidence interval; R‐AN, restricting‐type anorexia nervosa; TPN, total parenteral nutrition treatment. ^†Student‐t test. ^‡Fisher’s exact test. ^§Corrected odds ratio. ^¶Calculated for seven girls.