Table 3 Odds of self-reported antibiotic use by correct answer to individual knowledge statements. HSNI14/15

1

Colds and flus should be treated with an antibiotic

Incorrect

1.00 (ref)

1.00 (ref)

Correct

1.15 (0.95–1.40)

0.156

1.01 (0.76–1.33)

0.967

2

Antibiotics are used to treat bacteria

Incorrect

1.00 (ref)

1.00 (ref)

Correct

1.53 (1.32–1.78)

< 0.001

1.61 (1.38–1.88)

< 0.001

3

Once you start to feel better, you should stop taking the antibiotic

Incorrect

1.00 (ref)

1.00 (ref)

Correct

1.33 (1.08–1.63)

0.007

1.15 (0.87–1.53)

0.335

4

Chances of resistant bacteria increase if you take antibiotics when you don’t need to.

Incorrect

1.00 (ref)

1.00 (ref)

Correct

0.99 (0.86–1.14)

0.909

1.03 (0.89–1.20)

0.653

5

Chances of resistant bacteria increase if you don’t finish the course.

Incorrect

1.00 (ref)

1.00 (ref)

Correct

1.20 (1.04–1.38)

0.011

1.19 (1.03–1.37)

0.021

6

Diseases such as tuberculosis, pneumonia and meningitis are becoming more difficult to treat, as drug-resistant bacteria do not respond to antibiotics and continue to cause infection

Incorrect

1.00 (ref)

1.00 (ref)

Correct

0.95 (0.83–1.10)

0.514

1.03 (0.89–1.19)

0.728