Table 3.

Multiple linear regression analysis of the association between change in SDS-BMI and demographic parameters.

Predictors	Change in BMI-SDS
	Estimates	CI	P-Value
Age	0.03	0.02 to 0.04	<0.001
Body size category ref = Morbid Obesity
Obesity	0.06	−0.03 to 0.16	0.199
Overweight	0.07	−0.17 to 0.31	0.564
Gender Ref = Female
Male	−0.01	−0.08 to 0.06	0.827
Treatment category ref = Group
Individual	0.03	−0.09 to 0.15	0.613
Mixed	0.10	−0.03 to 0.22	0.131
Pobal category Ref = very affluent
Affluent	0.18	−0.23 to 0.60	0.394
Marginally above average	0.21	−0.20 to 0.62	0.314
Marginally below average	0.19	−0.22 to 0.60	0.370
Disadvantaged	0.23	−0.19 to 0.64	0.291
Very disadvantaged	0.19	−0.23 to 0.62	0.380
Treatment duration (years)	−0.10	−0.14 to −0.06	<0.001
Comorbidity	−0.02	−0.10 to 0.07	0.689
Observations	663
R 2	0.135

Bold values are statistically significant predictors.