Table 2

Indications for oral anticoagulant treatment, age of patient, duration of treatment, mean target and, actual INR October 15, 2002. For mean target and INR, 10th and 90th percentiles are presented. All groups are compared with the Mechanical heart valve prosthesis group.
Indication
 n (%)
 Age (years)
 Duration of treatment (years)
 Mean target (10–90%)
 INR mean (10–90%)
Mechanical heart valve prosthesis
 263 (28.4)
 68.3
 7.43
 2.59(2.55–2.85)
 2.68(2.10–3.40)
Atrial fibrillation
 399(44.3)
 75.4 a
 3.92 a
 2.51 (2.40–2.55) a
 2.54(1.90–3.20) c
Other
 183(20.3)
 65.3 n.s.
 5.20 a
 2.50 (2.25–2.55) a
 2.50(1.90–3.20) b
Record missing d
 55 (6.9)
 70.9 n.s.
 4.67 a
 2.50(2.15–2.55) a
 2.45 (1.83–3.10) n.s.
All indications
 900 (100)
 71.0
 5.22
 2.53 (2.40–2.55)
 2.57 (1.90–3.20)

ap < 0.001, bp < 0.01, cp < 0.05, n.snonsignificant dcf. Table 3

Ekblom et al. Thrombosis Journal 2005 3:20   doi:10.1186/1477-9560-3-20