Table 1 Bivariate analysis of factors associated with the presence/absence of vasovagal syncope
Variable | Absence of vasovagal syncope (N = 94) | Presence of vasovagal syncope (N = 94) | p |
|---|---|---|---|
Sex | 0.884 | ||
Male | 48 (51.1%) | 48 (51.1%) | |
Female | 46 (48.9%) | 46 (48.9%) | |
Medical history (any disease) | 0.374 | ||
No | 58 (61.7%) | 52 (55.3%) | |
Yes | 36 (38.3%) | 42 (44.7%) | |
Hypertension | 0.854 | ||
No | 75 (79.8%) | 76 (80.9%) | |
Yes | 19 (20.2%) | 18 (19.1%) | |
Dyslipidemia | 0.468 | ||
No | 77 (81.9%) | 73 (77.7%) | |
Yes | 17 (18.1%) | 21 (22.3%) | |
Diabetes | 1 | ||
No | 86 (91.5%) | 86 (91.5%) | |
Yes | 8 (8.5%) | 8 (8.5%) | |
Other diseases | 0.756 | ||
No | 89 (94.7%) | 88 (93.6%) | |
Yes | 5 (5.3%) | 6 (6.4%) | |
Beta blockers | 0.044 | ||
No | 84 (89.4%) | 91 (96.8%) | |
Yes | 10 (10.6%) | 3 (3.2%) | |
ACE inhibitors | 0.7 | ||
No | 91 (96.8%) | 90 (95.7%) | |
Yes | 3 (3.2%) | 4 (4.3%) | |
ARBs | 0.516 | ||
No | 88 (93.6%) | 90 (95.7%) | |
Yes | 6 (6.4%) | 4 (4.3%) | |
Calcium channel blockers | 0.246 | ||
No | 94 (100%) | 91 (96.8%) | |
Yes | 0 (0%) | 3 (3.2%) | |
SSRIs | 0.516 | ||
No | 90 (95.7%) | 88 (93.6%) | |
Yes | 4 (4.3%) | 6 (6.4%) | |
Diuretics | 0.246 | ||
No | 94 (100%) | 91 (96.8%) | |
Yes | 0 (0%) | 3 (3.2%) | |
Psychological state | 0.077 | ||
Calm | 57 (60.6%) | 45 (47.9%) | |
More or less calm | 23 (24.5%) | 38 (40.4%) | |
Anxious | 14 (14.9%) | 11 (11.7%) | |
Infiltration status and occurrence of syncope | < 0.001 | ||
First time/repeat infiltration, no syncope | 94 (100%) | 0 (0%) | |
First time infiltration with syncope | 0 (0%) | 56 (59.6%) | |
Repeat infiltration and Ephedrine intake, no syncope | 0 (0%) | 15 (16.0%) | |
Repeat infiltration with syncope | 0 (0%) | 23 (24.5%) | |
Age (in years) | 45.28 ± 11.31 | 45.16 ± 11.42 | 0.944 |
Weight (in Kg) | 79.16 ± 17.58 | 78.37 ± 15.37 | 0.744 |
Systolic blood pressure pre-procedure (mm Hg) | 12.17 ± 1.63 | 11.11 ± 1.85 | < 0.001 |
Diastolic blood pressure pre-procedure (mm Hg) | 7.17 ± 0.90 | 6.79 ± 0.87 | 0.004 |
Systolic blood pressure per-procedure (mm Hg) | 12.04 ± 1.45 | 9.32 ± 1.48 | < 0.001 |
Diastolic blood pressure per-procedure (mm Hg) | 7.14 ± 0.85 | 6.15 ± 0.88 | < 0.001 |
Systolic blood pressure post-procedure(mm Hg) | 12.09 ± 1.51 | 10.72 ± 1.62 | < 0.001 |
Diastolic blood pressure post-procedure (mm Hg) | 7.18 ± 0.86 | 6.68 ± 0.88 | < 0.001 |
Heart rate pre-procedure (beats/min) | 77.43 ± 9.63 | 75.98 ± 9.28 | 0.296 |
Heart rate per-procedure (beats/min) | 77.02 ± 8.03 | 72.43 ± 10.90 | 0.001 |
Heart rate post-procedure (beats/min) | 77.02 ± 8.13 | 75.79 ± 9.06 | 0.327 |