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Risk factors of bleeding: patients’ knowledge.
| Items | Group 1 (N = 71) | Group 3 (N = 14) | OR [IC 95%] | P |
|---|---|---|---|---|
| VKA role | 7 | 7 | 9.143 [2.476–33.756] | <0.001 |
| Signs of overdose | 16 | 9 | 6.1875 [1.814–21.102] | 0.002 |
| Actions to be taken in case of bleeding | 20 | 9 | 4.590 [1.370–15.383] | 0.009 |
| Drug interactions | 20 | 9 | 4.590 [1.370–15.383] | 0.009 |
| Precautions before invasive procedure | 7 | 5 | 5.079 [1.326–19.460] | 0.011 |
