The Treatment Satisfaction in Patients and Their Partners Treated with Low-Intensity Extracorporeal Shock Wave Therapy and Sildenafil: A Prospective Non-Randomized Controlled Study

Figures & data

Figure 1 Patients flow chart.

Abbreviations: Li-ESWT, low-intensity extracorporeal shock wave therapy; IIEF-EF, erectile function domain of International Index of Erectile Function questionnaire.

Table 1 Baseline Characteristics of Participants in Two Treatment Groups

Characteristics	LI-ESWL (n=42)	Sildenafil (n=30)	P
Age (y)	33.9±6.2	31.2±5.2	<0.05
BMI (kg/m2)	24.4±3.5	25.2±3.1	>0.05
Duration of disease (P25-P75) (m)	24.0 (12.0–36.0)	12.0 (11.5–24.0)	>0.05
Educational status
University	26(61.9)	20(66.7)	>0.05
High or middle school	15(35.7)	10(33.3)	>0.05
Primary school	1(2.4)	0(0.0)	>0.05
Comorbidities
Hypertension	6(14.3)	8(26.7)	>0.05
Diabetes	2(4.8)	4(13.3)	>0.05
Hyperlipidemia	6(14.3)	6(20.0)	>0.05
ED etiology
Organic	15(35.7)	11(36.7)	>0.05
Psychogenic	14(33.3)	8(26.6)	>0.05
Mixed	13(31.0)	11(36.7)	>0.05
IIEF-EF before treatment	8.6± 3.6	7.1± 2.7	>0.05
IIEF-EF, after treatment	16.3± 5.5	18.3± 6.5	>0.05

Notes: Values other than the duration of disease are expressed as mean ± standard deviation or number (%). The duration of disease is measured using the median and interquartile range.

Abbreviations: BMI, body mass index; ED, erectile dysfunction; Li-ESWT, low-intensity extracorporeal shock wave therapy; IIEF-EF, erectile function domain of International Index of Erectile Function questionnaire.

Figure 2 Study and treatment flow chart.

Abbreviations: IIEF-EF, erectile function domain of International Index of Erectile Function questionnaire; Li-ESWT, low-intensity extracorporeal shock wave therapy; EDITS, Erectile Dysfunction Inventory of Treatment Satisfaction questionnaire.

Table 2 The Total EDITS Scores and Total EDITS Index Scores at the First-Month Follow-Up After Treatment by Adjustment^†

Health Parameters	LI-ESWL (n=42)	Sildenafil (n=30)	t	P
Patient version
Total EDITS score	25.5±6.4	24.1±8.2	0.58	>0.05
Total EDITS index score	57.9±14.4	54.7±18.6	0.58	>0.05
Partner version
Total EDITS score	11.1±3.1	10.3±4.2	0.99	>0.05
Total EDITS index score	55.2±15.3	51.7±21.1	0.99	>0.05

Notes: Values are presented as mean±standard deviation. ^†Means were adjusted for age by GLM model.

Abbreviations: Li-ESWT, low-intensity extracorporeal shock wave therapy; EDITS, Erectile Dysfunction Inventory of Treatment Satisfaction.

Table 3 Comparison of Patients and Female Partners’ Degree of Treatment Satisfaction Assessed by EDITS by Adjustment^†

EDITS Item	Li-ESWT		Sildenafil		Chi-Square	P
	n^†	%^††	n^†	%^†††
Patient version
1	37	88.1	19	63.3	4.54	<0.05
2	32	76.2	19	63.3	0.77	>0.05
3	39	92.9	25	83.3	0.90	>0.05
4	32	76.2	20	66.7	0.42	>0.05
5	35	83.3	29	96.7	0.00	>0.05
6	37	88.1	19	63.3	4.94	<0.05
7	41	97.6	28	93.3	1.15	>0.05
8	30	71.4	18	60.0	0.01	>0.05
9	38	90.5	30	100.0	0.00	>0.05
10	36	85.7	25	83.3	1.09	>0.05
11	40	95.2	30	100.0	0.00	>0.05
Partner version
1	31	73.8	14	46.7	5.14	<0.05
2	32	76.2	17	56.7	1.81	>0.05
3	37	88.1	29	96.7	1.18	>0.05
4	33	78.6	18	60.0	4.18	<0.05
5	41	97.6	27	90.0	0.00	>0.05

Notes: ^†Means were adjusted for age by GLM model. ^††Number of patients or partners who responded 3 or 4 (somewhat or very satisfied) to items of EDITS. ^†††% of patients or partners who responded 3 or 4 (somewhat or very satisfied) to items of EDITS.

Abbreviations: Li-ESWT, low-intensity extracorporeal shock wave therapy; EDITS, Erectile Dysfunction Inventory of Treatment Satisfaction.