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. 2016 Aug 31;8(2):235–242. doi: 10.1111/jdi.12556

Table 3.

Item statistics for factors 1–3

Median 95% CI Frequency response option 3–4 (%) Corrected item‐total correlation Cronbach's alpha if item deleted
Factor 1: Emotional‐ and management‐related problem (α = 0.897)
Not having clear and concrete goals for your diabetes care 1 0.94–1.30 18.5 0.562 0.895
Feeling discouraged with your diabetes treatment plan 1 1.37–1.76 27.5 0.420 0.900
Feeling scared when you think about living with diabetes 1 1.11–1.52 25.1 0.639 0.892
Feelings of deprivation regarding food and meals 1 1.49–1.87 29.8 0.568 0.895
Feeling depressed when you think about living with diabetes 0 0.85–1.21 17.6 0.729 0.889
Not knowing if your mood or feelings are related to your diabetes 0 0.80–1.13 14.7 0.623 0.893
Feeling angry when you think about living with diabetes 0 0.68–1.03 14.7 0.739 0.888
Feeling constantly concerned about food and eating 1 1.18–1.54 22.3 0.681 0.890
Worrying about the future and the possibility of serious complications 2 1.91–2.35 45.0 0.670 0.891
Feelings of guilt or anxiety when you get off track with your diabetes management 1 0.99–1.34 17.5 0.663 0.891
Feeling that diabetes is taking up too much of your mental and physical energy every day 1 0.88–1.22 15.6 0.620 0.893
Factor 2: Inability to cope with diabetes (α = 0.650)
Feeling overwhelmed by your diabetes 0 0.49–0.80 8.5 0.593 0.894
Not ‘accepting’ your diabetes 0 0.36–0.64 6.2 0.488 0.897
Coping with complications of diabetes 0 0.62–0.97 13.3 0.415 0.900
Factor 3: Support‐related problems
Feeling alone with your diabetes 0 0.28–0.51 4.7 0.329 0.901
Feeling that your friends and family are not supportive of your diabetes management efforts 0 0.16–0.35 2.8 0.313 0.901