Table 1.

Costs of INR controls/patient in primary care in Sweden. Cost/monitoring visit: SEK 550.

	Length of period	No. of INR moni toring visits	Total cost (SEK)
Initiation phase	3 months	12.38	6,811
First treatment year, including initiation phase	12 months	29.52	16,244
Second year	annual	16.18	8,904*

* undiscounted cost