BioStats

Which variable from the study is the primary independent or predictor variable?

Torsemide or Furosemide

Which is the primary dependent or outcome variable?

Mortality

Which of these characteristic variables from Table 1 are nominal?

• Sex

• Race

• Hispanic Ethnicity

• Newly diagnosed heart failure

• Hospitalization in the year

• Prior loop diurectic

Which of these characteristic variables from Table 1 are ordinal?

Left ventrical ejection fraction

Which of these characteristic variables from Table 1 are numeric?

Age

What is the middle data value for the age of the study subjects receiving toresmide?

65

Interpret the IQR for the age of the torsemide subjects

55-74

Which group had a higher proportion of subjects who had been hospitalized for heart failure in the past year?

Torsemide

What was the most commonly used loop diuretic before randomization in both groups?

Furosemide