Efficacy of Bloodletting Therapy in Patients with Chronic Idiopathic Urticaria: A Randomized Control Trial

Table 5

Estimation of covariance parameters in linear mixed effects models.

Dependent variable	Parameter		Estimation	SD	Wald Z		95% CI
							Lower limit	Upper limit
UAS7	Repeated	CS diagonal offset	53.88	2.82	19.11	<0.01	48.62	59.69
	Measurement	CS covariance	34.22	4.95	6.91	<0.01	24.51	43.92
SCL90	Repeated	CS diagonal offset	47.57	2.50	19.05	<0.01	42.92	52.73
	Measurement	CS covariance	145.88	17.07	8.55	<0.01	112.41	179.35
DLQI	Repeated	CS diagonal offset	6.97	0.36	19.11	<0.01	6.30	7.72
	Measurement	CS covariance	4.71	0.67	7.01	<0.01	3.39	6.02