Please select the eligibility criteria that correspond to the clinical trial below.
Title: PROspective PioglitAzone Clinical Trial In MacroVascular Events: A Macrovascular Outcome Study in Type 2 Diabetic Patients Comparing Pioglitazone With Placebo in Addition to Existing Therapy
Brief Summary: The purpose of this study is to determine whether pioglitazone, once daily (QD), can delay the time to death, heart attack, acute coronary syndrome, heart bypass surgery, stroke, leg bypass surgery or amputation in patients with type 2 diabetes.


Options:
A: Inclusion Criteria:

* Type 2 diabetes
* TTreatment with diet/exercise or with not more than half maximal dose of oral anti-diabetic drugs alone for at least 2 months
* Diet/exercise treated subjects with HbA1c between 7.0% and 11%, inclusive
* OAD (oral anti-diabetic drug) treated subjects with HbA1c between 7.0% and 10%, inclusive
* Body Mass Index (BMI) less than or equal to 45 kg/m\^2

Exclusion Criteria:

* Treatment with insulin for the last 3 months, except short-term treatment for intercurrent illness
* Treatment with any drug that could interfere with the glucose level (besides use of a single anti-diabetic compound)
* Any serious medical condition
B: Inclusion Criteria:

* Well Controlled diabetic state
* Presence of gangrene or non-healing ulcer in diabetic patients over the foot or feet. Infection should be well controlled.
* Good glycaemic control

Exclusion Criteria:

* Pregnant women and women at risk of conception
* Patients taking digitalis glycosides
* Patients with abnormal liver function tests
* Patients with plasma creatinine great then 150 umol/l or unstable renal function
* Poorly controlled Diabetes Mellitus
* Uncontrolled infection
* History of adverse reaction to herbal medicine
* Unstable medical conditions
* Non-compliance with regime
C: Inclusion Criteria

* Type 2 diabetes mellitus
* Glycosylated hemoglobin above the upper limit of normal (ie, the local equivalent of 6.5% for)
* Established history of macrovascular disease, defined as 1 or more of:

  * Myocardial infarction at least 6 months before entry into the study.
  * Stroke at least 6 months before entry into the study
  * Percutaneous coronary intervention or coronary artery bypass graft at least 6 months before entry into the study.
  * Acute coronary syndrome at least 3 months before entry into the study.
  * Objective evidence of coronary artery disease.
  * Peripheral arterial obstructive disease

Exclusion Criteria

* Signs of type 1 diabetes.
* Patients prescribed insulin as sole therapy for glycemic control of diabetes for 2 weeks or more at any time in the previous 3 months.
* Myocardial infarction, stroke, coronary artery bypass graft, or percutaneous cardiac intervention in the 6 months prior to enrolment.
* Acute coronary syndrome in the 3 months prior to enrolment.
* Heart failure at entry defined as patient having a New York Heart Association functional score of II or above.
* Had an appointment for a coronary angiogram or endovascular or surgical intervention.
* Leg ulcers, gangrene, or ischemic rest pain.
* Had an appointment for an angiogram or endovascular or surgical intervention for leg ischemia.
* Had undergone a major operation (defined as a surgical procedure lasting for more than 30 minutes) at any time in the previous 4 weeks.
* Significantly impaired hepatic function, defined as alanine aminotransferase greater than 2.5 times the upper limit of normal.
* Familial polyposis coli.
* Required dialysis.
* History of alcohol or drug abuse.
* Any other intercurrent disease believed to be likely to have a significant impact on the patient's life expectancy during the course of the study (eg, cancer).
* Patient was undergoing follow-up as part of another clinical trial or less than 3 months had elapsed since the last dose of an investigational drug or procedure.
* Hypersensitivity to pioglitazone or other TZD.
* Current use of pioglitazone or other TZD.
* Patient was known to be infected with human immunodeficiency virus or was known to have viral hepatitis.
* Women who were any of the following: pregnant, breast feeding, wished to become pregnant during the course of the study or of childbearing potential and not planning to use a reliable method of contraception throughout the study.
D: Inclusion Criteria:

* Males and females, age 50-75 years
* Type 2 diabetes of at least 2 years duration
* BMI 20-45 Kg/m2
* Stable treatment for the last two months with metformin in monotherapy (at least 2 gr/die)
* HbA1c \>=7.0% and \<=9.0%

Exclusion Criteria:

* Type 1 diabetes
* Previous treatment with thiazolidinediones in the last six months
* Contraindication/intolerance to metformin or SUs or TZDs
* Documented coronary or cerebrovascular events in the previous 3 months
* Serum creatinine \> 1.5 mg/dl
* History of congestive heart failure, NYHA I or higher
* Chronic use of glucocorticoids
* Ischemic ulcer or gangrene
* Liver cirrhosis or severe hepatic dysfunction (ALT increase of 2.5 times the upper normal limit)
* Pregnancy or breast feeding
* Cancer, substance abuse, or any health problem that may interfere with the compliance to the study protocol or limit life expectancy

Answer: C