Basic and Clinical Andrology

Table 2 ANOVA results of acupuncture intervention

From: Efficacy of acupuncture for psychogenic erectile dysfunction: a randomized, sham-controlled trial

	Acupuncture group (n = 33)	Sham acupuncture group (n = 31)	group		time		Group × Time Interaction
			F value	p value	F value	p value	F value	p value
IIEF-5
Baseline	11.48 ± 2.68	11.61 ± 1.87	39.30	< 0.001	186.38	< 0.001	25.95	< 0.001
Week 2	12.85 ± 2.65^a	12.23 ± 1.75
Week 4	16.64 ± 2.28^ab	14.00 ± 1.30^a
Week 6	19.45 ± 1.52^ab	15.19 ± 1.97^a
Week 10	19.15 ± 1.78^ab	15.16 ± 1.70^a
EHS
Baseline	1.94 ± 0.56	1.90 ± 0.40	13.99	< 0.001	36.61	< 0.001	11.25	< 0.001
Week 2	2.15 ± 0.67	2.00 ± 0.37
Week 4	2.36 ± 0.65^ab	2.10 ± 0.47
Week 6	3.03 ± 0.59^ab	2.23 ± 0.56^a
Week 10	2.94 ± 0.70^ab	2.23 ± 0.50
SAS
Baseline	44.24 ± 2.85	45.42 ± 2.39	41.14	< 0.001	117.56	< 0.001	11.41	< 0.001
Week 2	42.03 ± 4.00^a	43.32 ± 3.20
Week 4	36.60 ± 2.85^ab	41.48 ± 3.39^a
Week 6	34.03 ± 2.57^ab	39.77 ± 3.90^a
Week 10	35.15 ± 2.58^ab	39.74 ± 3.50^a
SDS
Baseline	43.24 ± 2.78	42.68 ± 3.56	11.93	0.001	103.36	< 0.001	19.00	< 0.001
Week 2	41.09 ± 3.49^a	41.10 ± 3.69
Week 4	36.48 ± 3.87^ab	39.84 ± 3.22^a
Week 6	33.67 ± 4.18^ab	38.13 ± 3.53^a
Week 10	33.73 ± 3.82^ab	38.94 ± 3.66^a

Abbreviations: IIEF-5 International index of erectile function-5, EHS Erection hardness score, SAS Self-rating anxiety scale, SDS Self-rating depression scale
Values are presented as mean ± standard deviation. ^a Versus baseline ( p < 0.05) ^b Versus sham acupuncture groups ( p < 0.05). The statistical analysis are performed via the repeated measures analysis of variance. In the sham acupuncture group, 2 participants were lost to follow up

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