Source | Reasons Given for drop out in the intervention and control group |
---|---|
38 White 1989, US | Difficulty performing measurements, no reason given and changed physician |
29 Horstkotte 1998, Germany | No reasons given |
34 Sawicki 1999, Germany | Died, refused to participate, stopped warfarin therapy |
23 Beyth 2000, US | Physical limitations such as severe arthritis or decreased vision. Patients also preferred alternative control method, stopped warfarin therapy or referred to a nursing home. A number of patients also decline to participate |
24 Cromheecke 2000, Holland | Progressive visual impairment |
32 Kortke 2001, Germany | Difficulties with the device, travel cost to high, illness/psychological, difficulties, lack of support form physician, illness or death in the family, lack of interest and preference for family physician |
35 Sidhu 2001, UK | Patients declined training due to distance from home and lack of confidence in technique. Difficulty obtaining samples, preference for general practitioner management and technical problems with the instrument |
25 Fitzmaurice 2000, UK | Did not attend training sessions, failed training assessment, loss of confidence in self – management and problems with manual dexterity. |
27 Gadisseur 2003, Holland | Patients could not find the time for training, excluded during training and not agreeing with the randomization process |
28 Gardiner 2004, UK | Poor compliance, serious illness, failure to attend training, visual problems, poor dexterity, difficulty obtaining sample, moved to another area and patient death |
31 Khan 2004, UK | Unable to self-monitor, discontinued warfarin before study completion |
36 Sunderji 2004, Canada | Stopped warfarin therapy, withdrawal of consent, difficulty with device, preference for physician management and adverse events |
33 Menendez-Jandula 2005, Spain | Declined before training mainly due to lack of self confidence, unable to cope with self-management and could not pass training course |
37 Voller 2005, Germany | No reasons given |
26 Fitzmaurice 2005, UK | Lost to follow up with no reason, withdrew consent, withdrawn at training stage, did not attend training, adverse event, discontinued warfarin, moved out of the area, and death |
30 Katz Unpublished, US | No drop outs reported |