PT - JOURNAL ARTICLE AU - Jacobson, Anne ED - Jacobson, Alan K. TI - Home Anticoagulation Monitoring is Safe for Patients with Atrial Fibrillation or Mechanical Heart Valves DP - 2009 Feb 01 TA - MD Conference Express PG - 20--21 VI - 8 IP - 8 4099 - http://mdc.sagepub.com/content/8/8/20.short 4100 - http://mdc.sagepub.com/content/8/8/20.full AB - For patients who are chronically taking the blood thinner warfarin, weekly home monitoring of the international normalized ratio (INR) is a safe alternative to monthly clinical monitoring, according to new results of The Home INR Study [THINRS; NCT00032591]. Although more frequent home monitoring did not improve clinical outcomes compared with regular on-site clinic testing, the safety findings support its use, particularly among patients whose disabilities or geographic distance may limit access to a clinical lab for anticoagulation monitoring.