Motivational interviews and digital health guidance improve postoperative weight management in obese children

Table 1 Comparison of lifestyle adherence, n (%)

Group	Complete adherence	Partial adherence	Non-adherence	Total adherence rate
Intervention group (n = 20)	14 (70.00)	5 (25.00)	1 (5.00)	19 (95.00)
Control group (n = 20)	8 (40.00)	3 (15.00)	9 (45.00)	14 (70.00)
χ2 value				8.536
P value				0.014

Table 2 Comparison of diet and exercise, mean ± SD

Group	Energy (kcal/day)	Sugar-sweetened beverages (servings/day)	Fruits and vegetables (servings/day)	Moderate or higher intensity exercise time (%)
Intervention group (n = 20)	1436.55 ± 101.16	0.84 ± 0.46	2.89 ± 1.25	13.72 ± 5.22
Control group (n = 20)	1567.59 ± 121.57	1.25 ± 0.49	2.11 ± 1.03	10.48 ± 4.53
t value	3.706	2.731	2.187	2.092
P value	0.001	0.010	0.035	0.043

Table 3 Comparison of weight control indicators, mean ± SD

Group	Weight (kg)		BMI (kg/m2)		Waist circumference (cm)		Hip circumference (cm)
	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
Intervention group (n = 20)	66.05 ± 9.20	61.05 ± 6.71	26.30 ± 2.30	24.28 ± 2.19	79.10 ± 6.85	75.05 ± 5.32	98.01 ± 5.02	95.45 ± 3.26
Control group (n = 20)	66.10 ± 9.11	65.37 ± 6.62	26.25 ± 2.29	25.80 ± 2.18	79.23 ± 6.93	78.73 ± 5.41	98.20 ± 5.03	97.68 ± 3.15
t value	0.017	2.051	0.068	2.200	0.060	2.174	0.120	2.199
P value	0.986	0.047	0.946	0.034	0.953	0.036	0.905	0.034

BMI: Body mass index.

Table 4 Comparison of blood lipid metabolism indicators, mean ± SD

Group	TC		TG		HDL-C		LDL-C
	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
Intervention group (n = 20)	4.55 ± 0.59	4.11 ± 0.58	1.69 ± 0.39	1.02 ± 0.38	1.68 ± 0.53	1.65 ± 0.49	2.97 ± 0.19	2.58 ± 0.34
Control group (n = 20)	4.62 ± 0.79	4.42 ± 0.30	1.71 ± 0.30	1.36 ± 0.60	1.65 ± 0.48	1.36 ± 0.38	3.02 ± 0.48	2.95 ± 0.57
t value	0.274	2.192	2.264	2.161	0.185	2.113	0.436	2.491
P value	0.785	0.035	0.794	0.037	0.855	0.041	0.665	0.017

TC: Total cholesterol; TG: Triglycerides; HDL-C: High-density lipoprotein cholesterol; LDL-C: Low-density lipoprotein cholesterol.