Question 2994
What is the most important feature of this subcapital femoral neck fracture with respect to treatment planning?
Question 2040
What structure is used on the axial sequences of an MRI shoulder, to plan the alignment of the coronal oblique sequences?
Question 2422
An adolescent with the lesion shown here in the anterior knee has an arthroscopy with a plan for treatment. What treatment do you expect to be required from the key image?
Question 2719
Investigators plan a clinical trial to assess the ability of a new drug to lower blood pressure compared to an old drug. What is the null hypothesis?
Question 1673
A young lady presents with a moderate sized ovarian cyst with peripheral solid elements. An MRI is planned to assess the lesion. Which of the following sequences would you NOT do?
Question 2883
In the 1960s, the Health Insurance Plan of New York studied the efficacy of mammography for breast cancer detection. In their trial, there were 132 true positive, 47 false negative, 985 false positive and 62,295 true negative mammograms. What was the specificity of mammography?
Question 2882
In the 1960s, the Health Insurance Plan of New York studied the efficacy of mammography for breast cancer detection. In their trial, there were 132 true positive, 47 false negative, 985 false positive and 62,295 true negative mammograms. What was the sensitivity of mammography?
Question 2885
In the 1960s, the Health Insurance Plan of New York studied the efficacy of mammography for breast cancer detection. In their trial, there were 132 true positive, 47 false negative, 985 false positive and 62,295 true negative mammograms. What was the negative predictive value of mammography?
Question 2881
In the 1960s, the Health Insurance Plan of New York studied the efficacy of mammography for breast cancer detection. In their trial, there were 132 true positive, 47 false negative, 985 false positive and 62,295 true negative mammograms. What was the prevalence of disease?
Question 2884
In the 1960s, the Health Insurance Plan of New York studied the efficacy of mammography for breast cancer detection. In their trial, there were 132 true positive, 47 false negative, 985 false positive and 62,295 true negative mammograms. What was the positive predictive value of mammography?