Table 3. Changes in PEP index score (the mean of all four measures), each PEP domain score, and self-estimated IELT between baseline and 24 weeks.

Variable		HA group (n=22)			Control group (n=22)			p-valueb (HA vs. control)
		Baseline	Week 24	p-valuea	Baseline	Week 24	p-valuea
PEP index score		2.09±0.68	2.55±0.74	0.007	2.02±0.83	2.38±0.89	0.017	0.617
	PEP domain
	Perceived control over ejaculation	1.77±0.53	2.32±0.72	0.001	1.68±1.00	2.09±0.92	0.047	0.574
	Satisfaction with sexual intercourse	1.91±0.68	2.27±0.88	0.057	1.91±0.75	2.23±0.87	0.090	0.859
	Distress related to ejaculation	2.23±0.97	2.55±1.01	0.129	2.05±1.00	2.23±1.15	0.257	0.596
	Interpersonal difficulty	2.45±1.10	3.05±1.05	0.016	2.45±1.01	2.95±1.13	0.380	0.777
Self-estimated IELT (min)		5.36±3.51	7.86±4.73	0.001	5.23±3.55	6.43±4.22	0.021	0.063

Values are presented as mean±standard deviation.

PEP: premature ejaculation profile, IELT: intravaginal ejaculation latency time, HA: hyaluronic acid.

^aPaired t-test; ^bStudent's t-test.