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Table 5 ICT-based clinical trial system satisfaction questionnaire scores

From: ICT-based adherence monitoring in kidney transplant recipients: a randomized controlled trial

  Visit 2 Visit 7 p value
Are you satisfied with the system, overall? 3.6 ± 1.0 3.9 ± 0.7 0.012
Was the system convenient to use? 3.6 ± 0.9 3.8 ± 0.8 0.294
Was it safe to use the system in the clinical trial? 4.1 ± 0.4 4.1 ± 0.7 0.767
Did use of the system reduce the duration of the trips made to participate in this clinical trial? 3.4 ± 0.8 3.4 ± 0.8 0.499
Did use of the system reduce the inconvenience associated with transportation? 3.3 ± 0.8 3.4 ± 0.8 0.618
Were the researchers able to more accurately assess your condition by using the system? 4.0 ± 0.7 3.9 ± 0.7 0.710
Did the devices included in the system (fingerprint sensor, home monitoring devices, gateway/smartphone apps, modem, etc.) provide reliable measurements? 3.8 ± 0.8 3.9 ± 0.7 0.844
Were the aforementioned devices easy to use? 3.9 ± 0.9 3.9 ± 0.8 0.872
Are you satisfied with the education regarding directions and precautions for using the aforementioned devices? 4.2 ± 0.7 4.1 ± 0.7 0.183
Are you satisfied with how the researchers handled errors that arose from the aforementioned devices? 4.3 ± 0.8 4.3 ± 0.8 0.200
Total scores 38.2 ± 5.8 38.8 ± 5.5 0.622
If the ICT-based centralized monitoring system is introduced into this clinical trial,    
Will you consistently participate in this clinical trial using the ICT-based centralized monitoring system? 3.9 ± 1.0 3.7 ± 0.8 0.323
Will you participate in this clinical trial even if it takes place at a hospital located farther away from your home owing to the availability of the system at that location? 3.3 ± 1.2 3.1 ± 1.0 0.648
Was this clinical trial using the system helpful for the management of your health? 3.9 ± 0.9 3.9 ± 0.9 0.578
Will this clinical trial using the system positively contribute to your quality of life? 3.7 ± 1.0 3.7 ± 0.8 0.660
Would you recommend a clinical trial using this system to others? 3.6 ± 1.1 3.8 ± 0.8 0.263
Do you think clinical trials using the system may lead to any losses or damage associated with personal medical information leakage? 3.5 ± 1.0 3.9 ± 0.9 0.054
Do you think it will become more difficult to use medical services owing to technical issues associated with the system? 3.7 ± 1.0 3.8 ± 0.8 0.893
Do you think technical issues associated with the system will give rise to medical accidents? 4.1 ± 0.8 3.9 ± 0.9 0.130
Total scores 29.6 ± 5.4 29.8 ± 4.2 0.932
  1. Values are shown as mean ± standard deviation
  2. Each domain is rated on a scale from 1 to 5, with higher scores reflecting better satisfaction