Table 1.

Biomedical and questionnaire measures used and time points in the trial

	Baseline	6 months	12 months	18 months
Biomedical measures
HbA1c (mmol/mol)	✓	✓	✓	✓
Systolic blood pressure (mmHg)	✓	✓	✓	✓
Diastolic blood pressure (mmHg)	✓	✓	✓	✓
Total cholesterol (mmol/l)	✓			✓
HDL cholesterol (mmol/l)	✓			✓
LDL cholesterol (mmol/l)	✓			✓
Triglycerides (mmol/l)	✓			✓
Weight (kg)	✓	✓	✓	✓
Waist circumference (cm)	✓	✓	✓	✓
Questionnaire measures
The Well-being Questionnaire 28 (W-BQ28) [24,25]	✓	✓	✓	✓
Brief Illness Perceptions Questionnaire (BIPQ) - diabetes version [26]	✓	✓	✓	✓
Short-Form 36 (SF-36) [27]	✓			✓
Summary of Diabetes Self-Care Activities (SDSCA). [28]		✓	✓	✓
Euro-Qol (EQ-5D) [29]	✓	✓	✓	✓
Confidence in Diabetes Self-care (CIDS) [30]		✓	✓	✓
Diabetes Treatment Satisfaction questionnaire (DTSQ) [31]	✓	✓	✓	✓
Beliefs about self monitoring*		✓	✓	✓

*Set of questions on beliefs and attitudes towards self monitoring. Questions were developed for the DiGEM study and have been adapted by Dr Jane Speight with kind permission from Dr Andrew Farmer