Table 1 Knowledge Questions and Response Frequencies

 a. 1 in 2

11.17

 b. 1 in 3^a

48.22

 c. 1 in 5

36.04

 d. 1 in 10

4.57

 a. Family history of type 2 diabetes mellitus

2.54

 b. History of gestational diabetes

5.58

 c. BMI of 20^a

53.30

 d. Asian race

38.07

 e. No answer

0.51

 a. True

73.60

 b. False^a

26.40

Clinical management knowledge of prediabetes and diabetes prevention

Response (%)

 a. Overweight and obese at any age

44.16

 b. Age 40 to 70 and overweight or obese^a

12.69

 c. Over the age of 45

10.66

 d. Over the age of 45 and have at least one additional risk factor for abnormal glucose

31.98

 e. No answer

0.51

 a. Neither metformin nor the National Diabetes Prevention Program are more effective than placebo

2.54

 b. Both metformin and the National Diabetes Prevention Program are more effective than placebo, and they are similarly effective to each other

53.81

 c. Metformin is nearly twice as effective as the National Diabetes Prevention Program (both are better than placebo)

15.23

 d. The National Diabetes Prevention Program is nearly twice as effective as metformin (both are better than placebo) ^a

27.92

 e. No answer

0.5

 a. 5 to 7% of their body weight^a

58.88

 b. 10 to 12% of their body weight

36.55

 c. 15% of their body weight

4.57