Table 4.
Data collection schedule and outcome measures
| Collected by research nurse | Baseline |
6 months |
12 months |
|---|---|---|---|
| Bloods & biomedical data | |||
| FPG | ✓ | ✓ | ✓ |
| 2 hour glucose | ✓ | ✓ | ✓ |
| HbA1c | ✓ | ✓ | ✓ |
| Total cholesterol | ✓ | ✓ | ✓ |
| HDL | ✓ | ✓ | ✓ |
| Triglycerides | ✓ | ✓ | ✓ |
| Albumin:creatinine ratio (urine) | ✓ | ✓ | ✓ |
| Blood pressure | ✓ | ✓ | ✓ |
| Waist circumference | ✓ | ✓ | ✓ |
| Hip circumference | ✓ | ✓ | ✓ |
| Height | ✓ | ✗ | ✗ |
| Weight | ✓ | ✓ | ✓ |
| Medical history | ✓ | ✓ | ✓ |
| Current medication | ✓ | ✓ | ✓ |
| Smoking status | ✓ | ✓ | ✓ |
| Biomarkers | |||
| Insulin, Hs-CRP, Adiponectin | ✓ | ✗ | ✓ |
| Demographic details | |||
| Age | ✓ | ✗ | ✗ |
| Sex | ✓ | ✗ | ✗ |
| Ethnicity (adapted from classification used for 2001 UK census) |
✓ | ✗ | ✗ |
| Current employment status (working, retired, unemployed, long term sick/disabled, never worked, other) |
✓ | ✗ | ✗ |
| Education (age finished full time education, & highest level of qualification held) |
✓ | ✗ | ✗ |
| Socio-economic classification (NS-SEC-5-Class) [57] |
✓ | ✗ | ✗ |
| Deprivation score (IMD score, 2007)[58] |
✓ | ✗ | ✗ |
| Self-reported data | |||
| Questionnaires | |||
| Physical activity IPAQ (short form) [47] |
✓ | ✓ | ✓ |
| Anxiety & depression HADS [48] |
✓ | ✓ | ✓ |
| Quality of life EQ-5D [49] |
✓ | ✓ | ✓ |
| Dietary habits DINE [50] |
✓ | ✓ | ✓ |
| General self-efficacy GSE[51] |
✓ | ✓ | ✓ |
| Other | |||
| Ambulatory activity | ✓ | ✓ | ✓ |
Abbreviations: FPG (fasting plasma glucose); HbA1c (glycated haemaglobin); HDL (high density lipoprotein cholesterol); NS-SEC-5-Class (National Statistics Socio-economic Classification 5-Class version); IPAQ (International Physical Activity Questionnaire); HADS (Hospital Anxiety & Depression Score); EQ-5D (EuroQol EQ-5D questionnaire); DINE (Dietary Instrument for Nutrition Education); GSE (General Self Efficacy); IMD (Indices of Multiple Deprivation)