Table 3

Main categories and underlying causal attributions of incidents (n=140)

Incidents mainly attributed to        Technology
Infusion therapy
n (%)
Parenteral nutrition
n (%)
Morphine pumps
n (%)
Product37 (46.3)6 (46.2)18 (38.3)
 Technical defect in the device12 (17.5)5 (38.5)11 (23.4)
 Correct device not present or device component(s) missing12 (15.0)0 (0)2 (4.3)
 Manual unclear, incomplete, not available or unsuitable for the home situation1 (1.3)0 (0)0 (0)
 Device unsuitable for the home situation, because …1 (1.3)0 (0)0 (0)
 Incorrect medication preparation, administration or delivery5 (6.3)1 (7.7)5 (10.6)
 Other4 (5.0)0 (0)0 (0)
Environment12 (15.0)2 (15.4)4 (8.5)
 Climate in the room (eg, temperature, humidity, lighting, noise)0 (0)0 (0)1 (2.1)
 Hygiene of the room2 (2.5)0 (0)0 (0)
 Room too small0 (0)0 (0)0 (0)
 Presence of children0 (0)0 (0)0 (0)
 Presence of pets0 (0)2 (15.4)1 (2.1)
 Power failure or interference with other electrical devices0 (0)0 (0)0 (0)
 Incorrect use by patient and/or informal caregiver(s)8 (10.0)0 (0)1 (2.1)
 Other2 (2.5)0 (0)1 (2.1)
Organisation of care20 (25.0)4 (30.8)15 (31.9)
 Unclear tasks, responsibilities and/or authorisations3 (3.8)2 (15.4)3 (6.4)
 Error or transfer error by a colleague or other healthcare professional14 (17.5)2 (15.4)11 (23.4)
 Poor maintenance of the device, including cleaning2 (2.5)0 (0)0 (0)
 Other1 (1.3)0 (0)1 (2.1)
Human factors: Yourself as a user11 (13.8)1 (7.7)10 (21.3)
 Insufficient knowledge/skills regarding the use of the device0 (0)0 (0)1 (2.1)
 Stress or fatigue0 (0)0 (0)0 (0)
 Inattention or error7 (8.8)1 (7.7)5 (10.6)
 Failure in situational awareness1 (1.3)0 (0)0 (0)
 Incorrect calculation of medication1 (1.3)0 (0)4 (8.5)
 Other2 (2.5)0 (0)0 (0)
Total80 (100)13 (100)47 (100)