Table 2. Pain and urinary symptoms' ratings pretreatment, post treatment and during follow-up.

Variable		Pre treatment	Post treatment	Follow-up	p value intra groups			p value inter groups
					Pre x Post	Post x Follow-up		Pre treatment	Post treatment	Follow-up
Perineal Pain VAS Score (0-10)
	TENS	7.30±3.90	3.30±3.40	3.45±4.40	<0.001 ↑	0.002 ↓	TENS X Postural	0.676	0.179	0.214
	Postural	7.90±1.20	1.35± 2.00	1.44±1.74	<0.001 ↑	<0.001 ↓	TENS X Conventional	0.457	0.057	0.132
	Conventional	6.15±3.15	6.30±3.00	6.00±2.80	0.853	0.898	Postural X Conventional	0.234	0.002	0.008
Suprapubic Pain VAS Score (0-10)
	TENS	7.60±3.55	2.60±3.35	3.30±3.70	<0.001 ↑	0.001 ↓	TENS X Postural	0.402	0.826	0.398
	Postural	6.11±3.60	2.22±2.90	1.90±3.00	0.001 ↑	0.001 ↑	TENS X Conventional	0.395	0.052	0.082
	Conventional	6.00±2.90	6.00±3.10	6.42±2.93	1.00	0.71	Postural X Conventional	0.949	0.026	0.011
Urinary Symptoms (ICSI) (0-20)
	TENS	12.00±6.85	9.14±8.00	10.00±7.80	0.07	0.28	TENS X Postural	0.054	0.734	0.492
	Postural	16.70±3.30	10.10±5.00	8.10±4.80	<0.001 ↑	<0.001 ↑	TENS X Conventional	0.209	0.043	0.088
	Conventional	15.15±2.75	15.60±2.60	15.15±2.05	0.77	1.00	Postural X Conventional	0.512	0.066	0.017
Urinary Problems (ICPI) (0-16)
	TENS	9.50±6.05	8.00±7.10	9.00±7.45	0.286	0.805	TENS X Postural	0.100	0.506	0.524
	Postural	13.45±4.50	9.80±5.20	7.20±5.60	0.005 ↑	0.001 ↑	TENS X Conventional	0.056	0.048	0.111
	Conventional	14.45±2.80	13.85±2.00	13.85±1.35	0.666	0.742	Postural X Conventional	0.677	0.136	0.025

VAS = Visual Analogue Scale; ICSI = Interstitial Cystitis Symptom Index; ICPI = Interstitial Cystitis Problem Index;

^↑= improved;

^↓= worsened