Individualizing the dosage of Methylphenidate in children with attention deficit hyperactivity disorder

Table 3 Final multivariable random effect model

	Covariates	Coefficient	(95% CI)	P-Value
Fixed effects	Intercept	1.9377	(0.9286, 2.9469)	< 0.001*
	Time interval (month)	0.0800	(0.0640,0.0959)	< 0.001*
	Severity	−0.0512	(−0.0720,-0.030)	< 0.001*
	Log Dose MPH, (mg per kg)	0.8610	(0.5069, 1.2149)	< 0.001*
Random intercept	Variance estimation		(95% CI)
Random intercept	1.452		(1.2931, 1.6108)

ISSN: 1471-2288