COAG study visit and data collection schedule.
| Month 1 | Month 1 | Month 1 | Month 1 | Month 2* | Month 3 | Month 4* | Month 5* | Month 6 | ||||
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| Baseline | Week 1 | Week 2 | Week 3 | Week 4 | ||||||||
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| Day -1/0 | Day 4 | Day 7 | Day A | Day B | ||||||||
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| Visit 1 | Visit 2 | Visit 3 | Visit 4 | Visit 5 | Visit 6 | Visit 7 | Visit 8 | Visit 9 | Visit 10 | Visit 11 | Visit 12 | |
| Informed consent | X | |||||||||||
| Participant contact information | X | X | X | X | X | X | X | X | X | X | X | X |
| Enrollment information | X | |||||||||||
| Eligibility confirmation | X | |||||||||||
| Randomization | X | |||||||||||
| Genotyping information | X | |||||||||||
| Dose requisition information | X | X | X | X | X | X | X | PRN | PRN | PRN | PRN | PRN |
| Personal history | X | |||||||||||
| Medical history | X | |||||||||||
| Diet information | X | X | X | X | X | X | X | |||||
| EQ-5D Health Questionnaire | X | X | X | X | ||||||||
| Health Status Questionnaire | X | X | X | |||||||||
| INRs | X | X | X | X | X | X | X | X | X | X | X | X |
| Adverse events | X | X | X | X | X | X | X | X | X | X | X | X |
| Concomitant medications | X | X | X | X | X | X | X | X | X | |||
| Medical events | X | X | X | X | X | X | X | X | X | X | X | |
| Hospitalization information | PRN | PRN | PRN | PRN | PRN | PRN | PRN | PRN | PRN | PRN | PRN | |
| Duke Anti-Coagulation Satisfaction Survey | PRN | PRN | PRN | PRN | PRN | |||||||
| Adherence Questionnaire | PRN | PRN | PRN | PRN | ||||||||
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These visits may be conducted by telephone.