| Characteristics | Average value (Percentage), n = 79 | |
| Gender | Male: 29 | 29/79 (36.7%) |
| Female: 50 | 50/79 (63.3%) | |
| Age (years): | 65.65 ± 12.62 [33 - 85] | |
| Age group: Young group and elderly group | Young group (≤60 years): 21 | 21 (26.6%) |
| Elderly group (>60 years): 58 | 58 (73.4%) | |
| Divided into 3 age groups (years): | Young group (<40 years old): 2 | 2/79 (2.5%) |
| Middle-age group (40 - 60 years old): 19 | 19/79 (24.1%) | |
| Elderly group (>60 years old): 58 | 58/79 (73.4%) | |
| Body Mass Index (BMI) | 23.19 ± 3.51 [17 - 28] |
|
| Degree of obesity | Obesity: 30 | 30/79 (38%) |
| Non-obesity: 49 | 49/79 (62%) | |
| Heart rate (cycle/min) | 83.11 ± 19.91 [50: 158] | 3.02 - 23.95 |
| Systolic blood pressure | 120.76 ± 15.48 [80: 180] | |
| Diatolic blood pressure | 71.56 ± 10.57 [48: 100] | |
| INR Value | 5.88 ± 3.0 | 3.02 - 23.95 |
| Degree of INR | INR ≤ 5: 38 | 38/79 (48.1%) |
| INR > 5.0: 41 | 41/79 (51.9%) | |
| p > 0.05 | ||
| Bleeding complications | n = 18 | 18/79 (22.9%) |
| Degree of INR group | INR group > 5: 17 | 17/18 (94.44%) |
| INR group ≤ 5: 1 | 1/18 (5.56%) | |
| p < 0.001 | ||