Table 1.
Demographic characteristics of healthy females who experienced tVVS and controls
| Parameter | Syncope (n = 39) | No Syncope (n = 52) | p-value |
|---|---|---|---|
| Age (years) | 23.7 ± 3.3 | 23.7 ± 3.5 | 0.94 |
| Body mass index (kg/m2) | 23.6 ± 5.3 | 22.1 ± 2.4 | 0.09 |
| Active smoking, n (%) | 7 (17.9) | 9 (18.4) | 0.96 |
| Family history of IHD, n (%) | 2 (5.1) | 9 (17.3) | 0.08 |
| Family history of diabetes mellitus, n (%) | 17 (43.6) | 20 (38.5) | 0.60 |
| Hypertension, n (%) | 0 (0) | 0 (0) | 1.0 |
| Family history of hypertension, n (%) | 15 (38.5) | 22 (43.1) | 0.66 |
| Dyslipidemia*, n (%) | 4 (10.3) | 3 (5.7) | 0.43 |
| SBP at rest (mmHg)** | 112.4 ± 8.6 | 112.0 ± 7.8 | 0.84 |
| DBP at rest (mmHg)** | 74.0 ± 6.2 | 71.9 ± 7.0 | 0.13 |
| SBP after 5 min standing (mmHg)** | 112.0 ± 7.9 | 111.8 ± 9.2 | 0.93 |
| DBP after 5 min standing (mmHg)** | 76.6 ± 8.2 | 73.7 ± 9.5 | 0.06 |
IHD ischemic heart disease, SBP Systolic blood pressure, DBP Diastolic blood pressure, *mild dyslipidemia treated with only lifestyle modification
**Blood pressure values were recorded for 86 participants (Syncope group, n = 39; No syncope group, n = 47)