Table 1

Descriptive characteristics and physical activity levels at 1 year follow-up in the ADDITION-Plus cohort, UK, 2003 to 2007
Characteristic Variable Category/scale, units N Mean (SD)
Socio-demographic Sex % Male 425 62.6 (266)a
Age category 42–54.9, years 92 21.6 (92)a
55–59.9 90 21.2 (90)a
60–64.9 81 19.1 (81)a
65–71 162 38.1 (162)a
Ethnicity % Caucasian 425 97.4 (414)a
Socio-economic category Managerial/professional 171 40.7 (171)a
Intermediate 104 24.8 (104)a
Routine/manual 145 34.5 (145)a
Clinical BMI Male, kg/m2 264 31.7 (5.1)
Female, kg/m2 159 33.0 (6.0)
Waist circumference Male, cm 235 111.9 (13.6)
Female, cm 148 105.1 (13.1)
Biochemical HbA1C % 423 6.7 (0.9)
Total cholesterol mmol/l 424 4.3 (0.9)
Systolic blood pressure mmHg 423 129.9 (17.3)
Diastolic blood pressure mmHg 423 76.3 (9.2)
Physical activity Objective PAEE kJ · kg-1 · day-1 425 34.4 (17.0)
Male, kJ · kg-1 · day-1 266 37.6 (18.0)
Female, kJ · kg-1 · day-1 159 29.0 (13.6)
Self-reported Net Activity METSQ hours day-1 425 12.4 (7.2)
Male, hours day-1 266 13.3 (7.8)
Female, hours day-1 159 11.1 (5.6)
Self-reported PAEEQ kJ · kg-1 · day-1 425 22.6 (19.4)
Male, kJ · kg-1 · day-1 266 23.7 (21.7)
Female, kJ · kg-1 · day-1 159 20.7 (14.6)
Health behaviours Smoking status at one year Current 58 13.7 (58)a
Former 209 49.4 (209)a
Never 156 36.9 (156)a
Alcohol consumption Units · week-1 418 7.5 (10.7)
Total energy Kcal · day-1 424 1738 (493.4)
Fat g · day-1 424 59.9 (22.4)
Fruit g · day-1 409 310.8 (218.5)
Vegetable g · day-1 402 244.9 (138.9)
Quality of life & well being EuroQol EQ-5D scale: −0.3 to 1b 418 0.8 (0.2)
ADDQoL scale: −9 to 9c 423 0.9 (1.1)
SF-36 general health scale: 1 to 5d 425 2.9 (0.9)
Diabetes treatment satisfaction scale: 0 to 36e 411 30.4 (5.5)
Psychological Intention scale: 1 to 5f 421 3.5 (0.8)
Perceived behavioural control scale: 1 to 5f 421 3.6 (0.9)

a % (number).

b Weighted health state index, where dead = 0 and full health = 1.

c Weighted impact of diabetes index, where −9 = maximum negative and +9 = maximum positive impact.

d General health utility scale ranging from, 1 = excellent to 5 = poor.

e Diabetes treatment satisfaction scale, where 0 = very dissatisfied and 36 = very satisfied.

f 5-point Likert-type agree/disagree scale, where 5 represents highest behaviour change beliefs.

Long et al.

Long et al. BMC Public Health 2013 13:678   doi:10.1186/1471-2458-13-678

Open Data