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

Table 7

Means of UAS7 and treatment comparisons for all time periods.

	Group A		Group B		Group C		Pairwise comparison^∗
Time	N	Mean (SD)	N	Mean (SD)	N	Mean (SD)	A-B (95%CI)	A-C (95%CI)	B-C (95%CI)
							value	value	value
Baseline	58	34.29	58	32.48	58	32.72
		(0.80)		(0.73)		(0.72)
Week 1	57	14.37	57	14.90	56	14.89	−1.52	−1.404	0.12
		(10.46)		(9.58)		(9.88)	(−5.08, 2.03)	(−4.98,2.17)	(−3.43, 3.67)
							0.400	0.493	0.948
Week 2	57	11.51	52	11.52	49	12.92	−0.70	−1.78	−1.08
		(8.82)		(9.48)		(9.59)	(−4.14, 2.75)	(−5.26, 1.70)	(−4.64, 2.47)
							0.691	0.315	0.549
Week 3	53	9.55	50	10.04	45	11.22	−1.05	−2.05	−1.00
		(8.11)		(8.94)		(8.91)	(−4.41, 2.30)	(−5.48, 1.38)	(−4.47, 2.48)
							0.536	0.239	0.571
Week 4	51	6.765	45	9.43	44	10.91	−2.98	−4.36	−1.38
		(6.03)		(9.04)		(9.05)	(−6.28, 0.338)	(−7.68, −1.044)	(−4.80, 2.02)
							0.078	0.010	0.422
Week 5	51	11.63	45	21.33	44	19.77	−10.76	−8.92	1.84
		(8.98)		(8.91)		(8.20)	(−14.05, −7.47)	(−12.22, −5.62)	(−1.56, 5.23)
							<0.001	<0.001	0.286
Week 8	51	15.29	45	29.49	44	30.61	−15.51	−16.41	−0.90
		(9.53)		(7.04)		(6.36)	(−18.15, −13.76)	(−19.06, −13.76)	(−3.62,1.83)
							<0.001	<0.001	0.516

Based on estimated marginal means.