Study Outcomes - DPPOS
The outcomes table displays all assessments collected according to DPP and DPPOS study phase and category. Each assessment is categorized and listed according to availability in each Phase of DPP/DPPOS. Years in DPPOS are approximate since outcome years span multiple funding periods.
Category | Assessment | DPP & Bridge | DPPOS 1 | DPPOS 2 (Yrs 8-13) (2008-2014) | DPPOS 3 (Yrs 14-20) (2014-2021) | DPPOS 4-Planned (Yrs 21+) (2022-2026) |
---|---|---|---|---|---|---|
Questionnaires | SES | Baseline | 1 | 8 | 14 | |
Questionnaires | Medical health history | Baseline, Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr |
Questionnaires | Metformin adherence | Baseline, Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr | |
Questionnaires | Medication adherence barriers | Baseline, Annual+Midyr | Annual+Midyr | Annual+Midyr | ||
Questionnaires | Concomitant medications | Baseline, Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr |
Questionnaires | Insulin regimen | Annual | Annual | Annual | ||
Questionnaires | Nutritional supplement | 11, 12 | Annual | |||
Questionnaires | Rose questionnaire | Baseline, Annual | Annual | Annual | Annual | |
Questionnaires | Cancer screening | 11 | Annual | |||
Questionnaires | Drinking and smoking | Baseline, Annual | Annual | Annual | Annual | Bi-annual |
Questionnaires | Beck Anxiety | Baseline, Annual | Midyr | Midyr | ||
Questionnaires | Beck Depression | Baseline, Annual | Midyr | Midyr | 15, 19, 20 | Bi-annual |
Questionnaires | QWB | Baseline, Annual | Annual | 8, 10, 11 | 16 | Bi-annual |
Questionnaires | Economics | EOS | 4 | 10 | 16 | Bi-annual |
Questionnaires | SF36 | Baseline, Annual | Midyr:1, 5 | Midyr: 8, 10, 11, 12 | 15, 19, 20 | Bi-annual |
Questionnaires | MAQ | Baseline, Annual | Annual | Midyr | Bi-annual | |
Questionnaires | LOPAR | Baseline, 6mo, Annual | ||||
Questionnaires | Behavioral, diet, activity | Annual | ||||
Questionnaires | Nutrient intake | Baseline ,Y1 | 1, 2, 5 | 11 | ||
Questionnaires | Urinary incontinence | EOS | Annual | Annual | 15, 19 | Bi-annual |
Questionnaires | Intervention support | Annual | ||||
Questionnaires | Retention life events barriers | Midyr | ||||
Traditional Mechanisms | HbA1c (%) | Baseline, Annual | Annual+Midyr(DM) | Annual+Midyr(DM) | Annual | Bi-annual |
Traditional Mechanisms | Fasting glucose | Baseline, Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual | Bi-annual |
Traditional Mechanisms | Fasting insulin | Baseline, Annual | Annual | Annual | 14, 16, 18, 19 | Bi-annual |
Traditional Mechanisms | OGTT | Annual(NDM), Washout | Annual(NDM) | Annual(NDM) | 14, 16, 18, 19 (NDM) | |
Traditional Mechanisms | 30-minute insulin | Annual(NDM) | Annual(NDM) | Annual(NDM) | ||
Traditional Mechanisms | Proinsulin | Baseline, Annual | ||||
Traditional Mechanisms | Lipids (TG, HDLc, HDLc, Total, VLDLc) | Baseline, Annual | Annual | Annual | 14, 16, 18, 20 | Bi-annual |
Traditional Mechanisms | Serum creatinine | Baseline, Annual(MET+PLBO) | Annual | Annual | Annual | Annual |
Traditional Mechanisms | Liver function (AST, ALT) | Baseline, Annual(ALT only, MET+PLBO) | ||||
Traditional Mechanisms | Waist | Baseline, Annual | Annual | Annual | 14, 16, 19, 20 | Bi-annual |
Traditional Mechanisms | Hip | Baseline, Annual | ||||
Traditional Mechanisms | Weight | Baseline, Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual | Bi-annual |
Traditional Mechanisms | Height | Baseline | 1 | 11 | 15, 18 | 21 |
Traditional Mechanisms | Blood Pressure | Baseline, Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual | Bi-annual |
Traditional Mechanisms | Hormones (SHBG, E1/E1-S, E2, DHEA, DHEAS, Androstenedione, Testosterone, FSH) | Baseline, Y1 | ||||
Traditional Mechanisms | Genotypes | Baseline | ||||
Non-traditional Mechanisms | Cystatin | 1, 5 | 8, 9-11 (stored) | |||
Non-traditional Mechanisms | CT Scans: visceral and subcutaneous fat | Baseline, Y1 (n=1200) | ||||
Non-traditional Mechanisms | Epicardial and Liver fat (CAC) | 10 | ||||
Non-traditional Mechanisms | Abdominal fat (subcutaneous & visceral) | 10 | ||||
Non-traditional Mechanisms | Fibrinogen | Baseline, Y1, EOS, DM | 1, 5, DM | 11 (stored) | ||
Non-traditional Mechanisms | tPA old | Baseline, Y1, EOS | ||||
Non-traditional Mechanisms | tPA new | Baseline, Y1, DM | 1, DM | |||
Non-traditional Mechanisms | CRP | Baseline, Y1, EOS, DM | 1, 5, DM | |||
Non-traditional Mechanisms | ApoB | Baseline, Y1, DM | 1, DM | |||
Non-traditional Mechanisms | Uric acid | 1 | ||||
Non-traditional Mechanisms | Inflammation (IL-6, MCP-1) | Baseline, Y1, EOS, DM | 1, 5, DM | 11 (stored) | ||
Non-traditional Mechanisms | Endothelial dysfunction (E-selectin / s-ICAM1) | Baseline, Y1, DM | 1, DM | 11 (stored) | ||
Non-traditional Mechanisms | Adiponectin | Baseline, Y1, DM | DM | 11 (stored) | ||
Non-traditional Mechanisms | Leptin | Baseline, Y1, DM | 1, DM | |||
Non-traditional Mechanisms | Lipoprotein subfractions (NMR) | Baseline, Y1 | ||||
Non-traditional Mechanisms | LDL particle size and density (DGUC) | Baseline, Annual | 1, 5 | 11 | ||
Non-traditional Mechanisms | Homocysteine | 1 | 9 | |||
Non-traditional Mechanisms | Vitamin B12 | 1(MET+PLBO) | 9(MET+PLBO) | 14(MET+PLBO), 16(All), 19(All) | ||
Non-traditional Mechanisms | Metabolites | Baseline, Y2 | ||||
Non-traditional Mechanisms | Autoantibodies (GAD55,IA2) | Baseline | ||||
Non-traditional Mechanisms | ProBNP | Baseline,Y2 | ||||
Microvascular | Monofilament | Annual | Annual | Annual | Bi-annual | |
Microvascular | MNSI | Annual | Annual | 13, 17,18, 19 | Bi-annual (questionnaire only) | |
Microvascular | Neuropathy pinprick & vibration | 17, 18, 19 | Bi-annual | |||
Microvascular | Albuminuria | Baseline, EOS, CON | Annual; CON | Annual, CON | Annual | Bi-annual |
Microvascular | eGFR | Baseline, Annual(MET+PLBO) | Annual | Annual | Annual | Bi-annual |
Microvascular | Fundus | 1 (sample), 5 | 11 | 16 | ||
Microvascular | OCT | 16 | ||||
Microvascular | Sexual function | 15 | ||||
Aging outcomes | Cognitive function | 8, 10 | 15, 18, 20 | Bi-annual | ||
Aging outcomes | Physical function | 8, 10 | 15, 18 | Bi-annual | ||
Aging outcomes | 6-minute walk test | 15, 18 | ||||
Aging outcomes | Spirometry | 15, 18(subset) | ||||
Aging outcomes | Falls | 12 | Annual | Bi-annual | ||
Aging outcomes | Activities of Daily Living/IADL | 13, 15, 17, 19, 20 | Bi-annual | |||
Aging outcomes | DXA (Bone Density, Fat Distribution) | 12 | 17 | |||
Subclinical outcomes | ABI | Baseline, Y1, Y3, CON | 5 | 10 | ||
Subclinical outcomes | ECG abnormalities | Baseline, Annual | Annual | Annual | 14, 16, 18 | |
Subclinical outcomes | Heart rate variability | Baseline, Annual | Annual | Annual | 14, 16, 18 | |
Subclinical outcomes | CAC | 10 | ||||
Event outcomes | SAE | Baseline,Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr |
Event outcomes | Cancer | Baseline,Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr | |
Event outcomes | CVD | Baseline,Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr |
Event outcomes | Gastric surgery | Annual+Midyr | Annual+Midyr | Annual+Midyr | ||
Event outcomes | Dialysis or kidney transplant | Annual+Midyr | Annual+Midyr | Annual+Midyr | ||
Event outcomes | Eye surgery | Annual+Midyr | Annual+Midyr | Annual+Midyr | ||
Event outcomes | Death | Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr | Annual+Midyr |