Vitamin K Concentration and Cognitive Status in Elderly Patients on Anticoagulant Therapy: A Pilot Study

Table 1

Characteristics of patients according to the diagnosis.

Diagnosis		AF	MHP	DVT/PE	AD	Total
Patients (number)		42	29	7	7	85
Sex	Male	26	18	5	3	52
	Female	16	11	2	4	33
Age (years)	75–80	4	6	3	1	14
	80–84	15	16	4	3	38
	85–89	20	6	0	3	29
	>89	3	1	0	0	4
Time of therapy (months)	<24	3	0	0	0	3
	24–60	3	0	1	0	4
	61–120	6	2	4	1	13
	>120	28	27	5	5	65

AF: atrial fibrillation. MHP: mechanical heart prosthesis. DVT: deep venous thrombosis. PE: pulmonary embolism. AD: arterial disease.