Table 1. Baseline and procedural characteristics in the Global SYMPLICITY Registry-Taiwan.
| Characteristics | Symplicity FlexTM System (N = 8) | Symplicity SpyralTM System (N = 18) | p-value |
| Office systolic blood pressure, mmHg | 0.68 | ||
| Median (IQR) | 173.67 (152.50, 175.34) | 173.34 (163.67, 181.67) | |
| Office diastolic blood pressure, mmHg | 0.24 | ||
| Median (IQR) | 96.34 (83.17, 107.00) | 87.00 (75.00, 99.67) | |
| Heart rate (beats per minute) | 0.49 | ||
| Median (IQR) | 69.50 (65.34, 82.50) | 68.50 (63.00, 74.00) | |
| Age, years | 0.23 | ||
| Median (IQR) | 48.00 (43.50, 64.50) | 61.00 (54.00, 68.00) | |
| Male gender | 87.5% (7/8) | 61.1% (11/18) | 0.36 |
| Body mass index, kg/m2 | 0.17 | ||
| Median (IQR) | 32.20 (28.60, 34.90) | 28.70 (26.60, 31.00) | |
| Obesity (≥ 30 kg m-2) | 75.0% (6/8) | 33.3% (6/18) | 0.09 |
| Smoking/tobacco use | 25.0% (2/8) | 16.7% (3/18) | 0.63 |
| Diabetes mellitus type 2 | 50.0% (4/8) | 50.0% (9/18) | 1.00 |
| Renal insufficiency (eGFR < 60 ml/min/1.73 m2) | 12.5% (1/8) | 11.1% (2/18) | 1.00 |
| History of atrial fibrillation | 12.5% (1/8) | 5.6% (1/18) | 0.53 |
| Previous stroke | 0.0% (0/8) | 5.6% (1/18) | 1.00 |
| Previous myocardial infarction | 0.0% (0/8) | 5.6% (1/18) | 1.00 |
| Angina pectoris | 25.0% (2/8) | 5.6% (1/18) | 0.22 |
| Heart failure | 12.5% (1/8) | 11.1% (2/18) | 1.00 |
| Denervation procedure | |||
| Procedure time (min) | 0.13 | ||
| Median (IQR) | 144.50 (118.50, 161.50) | 107.50 (85.00, 158.00) | |
| Denervation time (min) | 0.02 | ||
| Median (IQR) | 103.50 (66.50, 113.00) | 58.00 (37.00, 76.00) | |
| Number of ablations | 0.01 | ||
| Median (IQR) | 19.50 (13.50, 25.50) | 40.50 (21.00, 54.00) | |
| Amount of contrast (ml) | 0.87 | ||
| Median (IQR) | 200.00 (160.00, 212.50) | 180.00 (100.00, 230.00) | |
| Hospital stay (day) | 0.2 | ||
| Median (IQR) | 2.50 (2.00, 3.50)0 | 2.00 (2.00, 2.00) |
eGFR, estimated glomerular filtration rate; IQR, interquartile range.