Univariablea | Multivariableb | ||||||
---|---|---|---|---|---|---|---|
Characteristic | Category/scale, units | N | Regression coefficient (95% CI) | p | N | Regression coefficient (95% CI) | p |
Socio-demographic | |||||||
Sex | ♀ = 0, ♂ = 1 | 425 | 7.05 (4.24 to 9.87) | 0.0001 | 402 | 6.45 (3.49 to 9.41) | 0.0001 |
Age category | 42–54.9, years | 425 | 1 | 0.019 | 402 | 1 | 0.012 |
55–59.9 | −0.77 (−4.94 to 3.40) | 0.33 (−3.96 to 4.62) | |||||
60–64.9 | −2.21 (−6.51 to 2.08) | −2.23 (−6.74 to 2.28) | |||||
65−71 | −5.24 (−8.88 to −1.54) | −5.34 (−9.34 to −1.34) | |||||
Ethnicity | Asian/Black = 0, Caucasian = 1 | 425 | 0.77 (−3.97 to 5.41) | 0.47 | |||
Socio-economic category | Managerial/professional | 420 | 1 | 0.029 | 402 | 1 | 0.043 |
Intermediate | 1.92 (−1.66 to 5.51) | 1.77 (−1.89 to 5.45) | |||||
Routine/manual | 3.57 (0.33 to 6.81) | 4.19 (0.87 to 7.51) | |||||
Clinical | |||||||
BMI | kg/m2 | 423 | −0.31 (−0.56 to −0.061) | 0.014 | 402 | −0.39 (−0.65 to −0.13) | 0.003 |
Waist circumference | cm | 425 | −0.10 (−0.21 to 0.0008) | 0.05 | |||
Health behaviours | |||||||
Current smoking status | Current | 58 | 1 | 0.63 | |||
Former | 209 | 2.07 (−2.13 to 6.28) | |||||
Never | 156 | 1.61 (−2.75 to 5.98) | |||||
Alcohol consumption | Units · week-1 | 418 | 0.004 (−0.13 to 0.14) | 0.95 | |||
Dietary intake | Total energy, Kcal · day-1 | 424 | 0.001( −0.0018 to 0.0039) | 0.46 | |||
Fat, g · day-1 | 424 | 0.041 (−0.021 to 0.10) | 0.19 | ||||
Fruit, g · day-1 | 409 | −0.0074 (−0.014 to −0.001) | 0.021 | ||||
Vegetable, g · day-1 | 402 | 0.0039 (−0.0065 to 0.014) | 0.46 | ||||
Quality of life and well being | |||||||
EuroQol EQ-5D | scale, −0.3 to 1c | 418 | 1.88 (−4.49 to 8.24) | 0.56 | |||
ADDQoL | scale, −9 to 9d | 423 | 0.16 (−1.03 to 1.35) | 0.79 | |||
SF-36 general health | scale, 1 to 5e | 425 | −0.13 ( −1.67 to 1.41) | 0.86 | |||
Diabetes treatment satisfaction | scale, 0 to 36f | 411 | 0.071 (−0.18 to 0.32) | 0.58 | |||
Psychological | |||||||
Intention | scale, 1 to 5g | 421 | −0.66 (−2.42 to 1.09) | 0.45 | |||
Perceived behavioural control | scale, 1 to 5g | 421 | 0.19 (−1.38 to 1.78) | 0.80 |