Table 1 Indications for warfarin treatment in 1987, 1990 (both continuous and temporary) and 2002 (continuous) at the Department of Internal Medicine and primary health care units in the Umeå district. Data extracted from Jansson et al. [5]. Only one indication was recorded. Hierarchical order 1987 and 1990: pulmonary embolism, deep venous thrombosis, ischaemic cerebrovascular disease, peripheral thromboembolism, valvular heart disease, atrial fibrillation and miscellaneous. Hierarchical order 2002: valvular heart disease, atrial fibrillation, arterial thromboembolism, venous thromboembolism and miscellaneous. When a patient had both arterial and venous events, the most recent event decided the group. Patients with missing records are not included in the table.

From: Anticoagulant treatment at a specialized outpatient anticoagulant therapy unit, a descriptive study