Recruits with IFG and/or IGT, demographic, social, lifestyle, anthropometric, biochemical and other background characteristics of trial participants
| Variables | All participants number (column %) |
|---|---|
| Demographic | |
| Number of families with | |
| 1 IGT/IFG recruit | 143 (91.7) |
| 2 IGT/IFG recruits | 12 (7.7) |
| 4 IGT/IFG recruits | 1 (0.6) |
| Number of families with | |
| With family volunteer(s) | 85 (54.5) |
| Number of IGT/IFG individuals | 171 (100) |
| Number of family volunteers | 124 (100) |
| Individual IGT/IFG recruits | |
| Sex—male | 78 (45.6) |
| Age—mean (SD) | 52.3 (10.1) |
| Age—range | 35–80 |
| Location | |
| Glasgow | 132 (77.2) |
| Edinburgh | 39 (22.8) |
| Ethnic group | |
| Indian | 57 (33.3) |
| Pakistani | 114 (66.7) |
| Religion | |
| Muslim | 114 (66.7) |
| Hindu | 15 (8.8) |
| Sikh | 39 (22.8) |
| Other | 3 (1.8) |
| Social circumstances | |
| Cook was a participant | 85 (49.7) |
| Cook was a family volunteer | 59 (34.5) |
| Cook was simply cooperating | 27 (15.8) |
| Blood relative with diabetes | 118 (69.0) |
| Years lived in UK (mean, SD) | 31.4 (13.1) |
| Education | |
| No qualifications | 56 (32.7) |
| School level | 49 (28.7) |
| Further or higher education | 66 (38.6) |
| Lifestyle | |
| Current smoking/chewing tobacco | 11 (6.4) |
| Currently drinks alcohol | 19 (11.1) |
| Vegetarian | 26 (15.2) |
| Physical activity (mean minutes per day, SD) | |
| Total (moderate, vigorous, walking) | 51.0 (61.0) |
| Moderate and vigorous only | 23.3 (44.7) |
| Walking only | 27.7 (37.1) |
| Sitting time (mean hours per day, SD) | 6.5 (3.0) |
| Anthropometric (values are given as mean and SD) | |
| Height (cm) | 161.9 (9.3) |
| Weight (kg) | 80.2 (15.6) |
| BMI (kg/m2) | 30.5 (4.8) |
| Waist (cm) | 103.0 (11.1) |
| Hip (cm) | 107.1 (9.5) |
| Waist/hip ratio | 0.96 (0.07) |
| BMI <25 (n, %) | 20 (11.7) |
| BMI ≥25 and <30 (n, %) | 67 (39.2) |
| BMI ≥30 (n, %) | 84 (49.1) |
| Biomedical measures (values are given as mean and SD) | |
| Systolic BP (mm Hg) | 136.9 (20.6) |
| Diastolic BP (mm Hg) | 83.0 (11.5) |
| Fasting plasma glucose (mmol/l) | 5.8 (0.6) |
| 2 h post-OGTT plasma glucose (mmol/l) | 8.3 (1.6) |
| Current medications (n, %) | |
| Antihypertensives | 48 (28.1) |
| Cholesterol lowering | 39 (22.8) |
Figures are numbers and column percentages unless otherwise stated.
BMI, body mass index; IFG, Impaired Fasting Glycaemia; IGT, Impaired Glucose Tolerance; OGTT, Oral Glucose Tolerance Test.