Development and validation of a new Arrhythmia-Specific questionnaire in Tachycardia and Arrhythmia (ASTA) with focus on symptom burden

Table 2 Correlations between arrhythmia-specific symptoms in ASTA

	ASTA	1	2	3	4	5	6	7	8	9	10	11	12	13
1	Breathlessness during activity	1
2	Breathlessness even at rest	0.60***	1
3	Dizziness	0.20 **	0.26***	1
4	Cold sweat	0.21**	0.28***	0.32***	1
5	Pronounced tiredness	0.42***	0.34***	0.34***	0.29***	1
6	Chest pain	0.23***	0.27***	0.35***	0.24***	0.20 **	1
7	Pressure/ discomfort in chest	0.28 ***	0.39 ***	0.28***	0.24***	0.18**	0.57***	1
8	Worry	0.07ns	0.17**	0.21**	0.16*	0.24***	0.16*	0.21**	1
9	Weakness	0.40***	0.36***	0.33***	0.33***	0.60***	0.13*	0.16*	0.26***	1
10	Infirmity	0.41***	0.30***	0.31***	0.31***	0.64***	0.10ns	0.11ns	0.31***	0.68 ***	1
11	Near syncope	0.24***	0.14*	0.44***	0.20**	0.19**	0.14*	0.09ns	0.08ns	0.22**	0.18 **	1
12	Syncope	0.10ns	0.02ns	0.10ns	0.09ns	0.14*	0.11ns	0.05ns	0.12ns	0.07ns	0.11 ns	0.47 ***	1
13	Tiredness afterwards	0.22**	0.23**	0.30***	0.27***	0.62***	0.29***	0.23**	0.16*	0.43***	0.46 ***	0.09ns	0.04ns	1

Statistic correlation analyses were performed using Spearman´s correlation coefficient.
*** p<0.001, **p<0.01 and *p<0.05, ns=not significant.

ISSN: 1477-7525