Phase_2 (All variables belonging to phase 2 of the study) 188
Name
Label
Description
Unit
DataType
None
Phase 2: Phase 2 Have you been more or less active than you usually are in the last 3 days? Option 0/1/2/3/4/5. Unclear what the numbers refer to A lot more than normal / More than normal / About normal / Less than normal / A lot less than normal. Data which has been released for Phase 2 prior to Dec 2013 has been released under var name active.
Integer
average EE (kj/min)
Phase 2: Average energy expenditure estimated via flexHR method (only monitor time) based on 36 hours of free living measurements in kJ/min
Kj/min
Real
energy expenditure at bike 1 (0 kp)
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 0 (0 kp), test 1
Real
energy expenditure at bike 1 (0 kp) at repeat 2
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 0 (0 kp), test 2
Real
energy expenditure at bike 1 (0 kp) at repeat 3
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 0 (0 kp), test 3
Real
energy expenditure at bike 2 (0.75 kp)
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 0.75 (0.75 kp), test 1
Real
energy expenditure at bike 2 (0.75 kp) at repeat 2
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 0.75 (0.75 kp), test 2
Real
energy expenditure at bike 2 (0.75 kp) at repeat 3
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 0.75 (0.75 kp), test 3
Real
energy expenditure at bike 3 (1.5 kp)
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 1.5 (1.5 kp), test 1
Real
energy expenditure at bike 3 (1.5 kp) at repeat 2
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 1.5 (1.5 kp), test 2
Real
energy expenditure at bike 3 (1.5 kp) at repeat 3
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 1.5 (1.5 kp), test 2
Real
energy expenditure at bike 4 (2.5 kp)
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 2.5 (2.5 kp), test 1
Real
energy expenditure at bike 4 (2.5 kp) at repeat 2
Phase 2: Oxygen consumption / heart rate data: Energy expenditure during bike test 2.5 (2.5 kp), test 2
Real
Status at phase 1 WHO85
Phase 2: Diabetic status at baseline, according to WHO 1985 guidelines. 1 = known diabetes; 2 = undiagnosed diabetes; 3 = IGT; 4 = normal; 5 = unclassified; 9 = young cohort; came in Phase 2. Data which has been released for Phase 2 prior to Dec 2013 has been released under var name bsgroup
Categorical
None
Phase 2: 0 = , 1 = . Data which has been released prior to Dec 2013 has been released under var name diet.
Integer
P2 DNA
Phase 2: DNA sample: 0 = Not taken, 1 = Taken and successful extraction, 2 = Unsuccessful extraction, 3 = Unknown status
Text
P2 Date of birth
Phase 2: Date of birth./ Data which has been released prior to Dec 2013 has been released under var name dob.
Date
P3 Date of birth
Phase 3: Date of birth (Phase 3 + old). Data which has been released prior to Dec 2013 has been released under var name dob.
Date
young only Ever smoke
Phase 2: Unclear which question this refers to cigarettes? Cigars? Pipe?
Categorical
P2 energy expenditure - hr intercept
Phase 2: energy expenditure hr intercept. These are negative numbers.
Real
P2 energy expenditure - hr slope
Phase 2: Exercise slope energy expenditure during clinic test (slope between FLEXHR and VMAX)
Real
FamHist NIDDM
Phase 2: Is there a family history of NIDDM (and poss also of hypertension and/or IHD)? 0 = no; 1 = yes (either parental or sibling)
Text
flex heart rate
Phase 2: Flex Heart Rate, point where heart rate increases during clinic exercise test
beats/min
Real
treated with ACEI at FUP
Phase 2: On treatment Ace Inhibitor at follow up, 0 =; 1 =
Categorical
P2 Age at test
Phase 2: Age of participant at date of test. Based on DOB and date of test.
Real
P2 treated with beta-blockers
Phase 2: On treatment Beta Blocker at follow up, 0 =; 1 =
Categorical
P2 treated with calcium antagonists
Phase 2: On treatment calcium antagonist at follow up, 0 = ; 1 =
Categorical
FUP diastolic BP 1 (mm Hg)
Phase 2: Diastolic Blood Pressure, 1st measurement in mmHg
mmHg
Integer
FUP diastolic BP 2 (mm Hg)
Phase 2: Diastolic Blood Pressure, 2nd measurement in mmHg
mmHg
Integer
FUP diastolic BP 3 (mm Hg)
Phase 2: Diastolic Blood Pressure, 3rd measurement in mmHg
mmHg
Integer
FUP dietary calcium intake (mg/day)
Phase 2: follow-up dietary calcium intake (mg/day)
Real
FUP dietary Vitamin D intake (mcg/day)
Phase 2: follow-up dietary Vitamin D intake (mcg/day)
Real
treated with diuretics at FUP
Phase 2: Treated with diuretics at follow-up. 0 = ; 1 = ?;
Categorical
treated with lipid lowering drug at FUP
Phase 2: Treated with lipid lowering drug at follow-up. 0 = ; 1 = ;
Categorical
P2 WHO85
Phase 2: Status at follow up (1994-96) WHO85 2 = diabetes, 3 = IGT, 4 = normal
Categorical
FUP hip circumference (first)
Phase 2: Clinical measurement: Hip circumference, 1st measurement in cm
cm
Real
FUP hip circumference (second)
Phase 2: Clinical measurement: Hip circumference, 2nd measurement in cm
cm
Real
FUP hip circumference (average)
Phase 2: Clinical measurement: Hip circumference average measurement in cm
cm
Real
FUP insulin AUC
Phase 2: Unclear what this variable relates to. Follow-up insulin AUC?
Real
FUP fasting plasma glucose (mmol/l)
Phase 2: Plasma glucose measurement at fasting blood sample in mmol/l
mmol/l
Real
FUP 120 min plasma glucose (mmol/l)
Phase 2: Plasma glucose measurement at 120 mins after glucose sample in mmol/l
mmol/l
Real
FUP 30 min plasma glucose (mmol/l)
Phase 2: Plasma glucose measurement at 30 mins after glucose sample in mmol/l
mmol/l
Real
FUP fasting intact proinsulin
Phase 2: Participant's baseline fasting intact proinsulin at Phase 2 in pmol/l
pmol/l
Real
young only
Phase 2: Unclear which Q this relates to. If you stopped smoking in less than one year, please give stop length in number of months.
Real
young only
Phase 2: Unclear which Q this relates to. Have you ever smoked cigarettes regularly, by that we mean one or more a day for a year? Yes / No Or: Do you still smoke cigarettes regularly? Yes / No Or: have you ever smoked a pipe regularly? Yes / No Or: Do you still smoke a pipe regularly? Yes / No
Categorical
young only
Phase 2: Unclear which Q this relates to. Smoke cigarettes nowadays? Still smoke pipe regularly? Yes / No
Categorical
young only
Phase 2: Unclear which Q this relates to. Number of cigarettes smoked a day if >1? Or: How many cigarettes did you smoke a day when you last smoked regularly? Or: How many cigars do/did you usually smoke per week?
Real
FUP fasting 32,33 split proinsulin
Phase 2: follow-up fasting 32,33 split proinsulin (pmol/l)
pmol/l
Real
FUP vol status
Phase 2: Information on participant: 1 = Volunteer; 2 = Refusal; 3 = Exclusion; 4 = Deceased;
Categorical
FUP status
Phase 2: Information on participant follow up: 1 = Followed up; 2 = No follow up OGTT (binary);
Categorical
FUP systolic BP 1 (mm Hg)
Phase 2: Systolic Blood Pressure, 1st measurement in mmHg
mmHg
Integer
FUP systolic BP 2 (mm Hg)
Phase 2: Systolic Blood Pressure, 2nd measurement in mmHg
mmHg
Integer
FUP systolic BP 3 (mm Hg)
Phase 2: Systolic Blood Pressure, 3rd measurement in mmHg
mmHg
Integer
FUP waist circumference (first)
Phase 2: Clinical measurement: waist circumference in cm. 1st measurement
cm
Real
FUP waist circumference (second)
Phase 2: Clinical measurement: waist circumference in cm. 2nd measurement
cm
Real
average of fuwaist
Phase 2: Clinical measurement: average waist circumference in cm
cm
Real
P2 Height Repeat A
Phase 2: This is very similar (but not identical) to data in fuheight variable, unclear how they differ
Real
lying min energy expenditure
Phase 2: Oxygen consumption / heart rate data: Energy expenditure when lying down, test 1
Real
lying min energy expenditure repeat 2
Phase 2: Oxygen consumption / heart rate data: Energy expenditure when lying down, test 2
Real
lying min energy expenditure repeat 3
Phase 2: Oxygen consumption / heart rate data: Energy expenditure when lying down, test 3
Real
Max EE flexHR
Phase 2: Max energy expenditure via flexHR method (only monitor time) based on 36 hours of free living measurements
Kj/min
Real
Monounsaturated:Polyunsaturated fatty acid ratio
Phase 2: Monounsaturated:Polyunsaturated fatty acid ratio
Ratio
Real
hrm done
Phase 2: Heart rate monitoring done 1 = yes; 2 = away day; 3 = refusal; 4 = medical reason; 6 = technical reason;
Categorical
PAL at Repeat A
Phase 2: PAL at Repeat A. Same as Fenland: Average daily Physical Activity Level during AH free living (PAL). [ Average PAL score (TEE/REE)?
Real
PAL at Repeat B
Phase 2: PAL at Repeat B. Same as Fenland: Average daily Physical Activity Level during AH free living (PAL). [ Average PAL score (TEE/REE)?
Real
PAL at Repeat C
Phase 2: PAL at Repeat C. Same as Fenland: Average daily Physical Activity Level during AH free living (PAL). [ Average PAL score (TEE/REE)?
Real
Availability of Plasma FA data 31-5-01
Phase 2: Availability of Plasma FA data 31-5-01. 1 = (presumably this is a 0/1 option variable)
Categorical
None
Phase 2: redo PAL. Same as Fenland: Average daily Physical Activity Level during AH free living (PAL). [ Average PAL score (TEE/REE)?
Real
resting EE (kj)
Phase 2: resting Energy Expenditure (kj). Check unit: Fenland study has unit of kcal/day
KJ
Real
None
Phase 2: Unclear what this variable refers to. 1 = IR; 2 = IS; 3 = PG; 4 = IR+IS; 5 = IR+PG; 6 = IS+PG; 7 = IR+IS+PG;
Real
Sample-grp
Phase 2: Sample-grp. 1 = IR; 2 = IS; 3 = PG; 4 = IR+IS; 5 = IR+PG; 6 = IS+PG; 7 = IR+IS+PG;
Categorical
sitting min energy expenditure
Phase 2: Oxygen consumption / heart rate data: Energy expenditure when sitting, test 1
Real
sitting min energy expenditure at rep2
Phase 2: Oxygen consumption / heart rate data: Energy expenditure when sitting, test 2
Real
sitting min energy expenditure at rep3
Phase 2: Oxygen consumption / heart rate data: Energy expenditure when sitting, test 3
Real
None
Phase 2: Smoking category. 0 = Non-smoker; 1 = Ex-smoker; 2 = Current smoker; 3 = Other;
Text
None
Phase 2: Smoking category (old). 0 = Non-smoker; 1 = Ex-smoker; 2 = Current smoker; 3 = Other;
Text
vo2max per kg body weight (ml O2 /min/kg)
Phase 2: vo2max per kg body weight (ml O2 /min/kg)
Real