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Number and durations of atrial runs observed on 24 hour recordings obtained before and on the day of drug infusion
| Age | Before drug infusion | On the day of drug infusion |
|---|---|---|
| 63 | 1 atrial run of 3 beats long | 1 atrial run of 4 beats long |
| 81 | ------ | 1 atrial run of 6 beats long |
| 60 | ------ | 1 atrial run of 7 beats long |
| 61 | ------ | 2 atrial runs; 3 and 12 beats long |
| 58 | ------ | 1 atrial run of 3 beats long |
