Impact of Radiofrequency Ablation and Antiarrhythmic Medications on the Quality of Life of Patients with Supraventricular Tachycardias: Preliminary Validation of the Greek Version of the Umea22 (U22) Questionnaire
Table 1
Factor analysis with polychoric correlations (rotated factor ).
Measure
Item
Factor 1
Factor 2
Factor 3
Factor 4
Factor 5
Factor 6
Well-being
1
-0.436
0.113
0.224
-0.739
0.082
-0.019
Arrhythmia frequency
8
0.622
-0.105
0.232
0.192
0.001
-0.446
Arrhythmia sudden onset
9
0.372
-0.007
0.551
-0.328
0.056
0.052
Arrhythmia duration
10
0.374
-0.046
0.469
-0.084
-0.192
0.380
Arrhythmia events affects well-being
11
0.822
0.049
-0.020
0.135
0.015
0.131
Discomfort
12
0.877
0.090
-0.024
0.028
0.041
0.086
Heartbeat speed
13
0.066
0.960
-0.032
-0.055
0.017
-0.012
Heartbeat intensity
14
0.023
0.952
0.001
-0.026
0.033
0.031
Heartbeat irregularity
15
-0.023
-0.020
0.776
0.104
0.043
-0.036
Faint or dizziness
16
0.118
0.137
-0.030
0.164
0.660
-0.067
Pain
17
0.046
-0.022
-0.056
-0.205
0.733
0.369
Fatigue
18
-0.311
0.125
0.376
0.547
-0.250
0.147
Pruritus
19
0.169
0.205
0.249
0.474
0.092
0.005
Dyspnea
20
-0.178
-0.043
0.440
-0.048
0.529
-0.228
Personal fear
21
0.186
0.030
-0.015
0.255
0.086
0.725
Fear to others
22
-0.136
-0.161
0.110
0.358
0.263
0.447
in bold indicate the highest factor loadings for each item.