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Volume 12, Number 10—October 2006

Research

Antimicrobial Drugs in the Home, United Kingdom

Cliodna A.M. McNulty*Comments to Author , Paul Boyle†, Tom Nichols‡, Douglas P. Clappison§, and Peter Davey¶
Author affiliations: *Health Protection Agency, Gloucester, United Kingdom; †University of Saint Andrews, Saint Andrews, United Kingdom; ‡Health Protection Agency, London, United Kingdom; §Southwold Surgery, Southwold, United Kingdom; ¶University of Dundee, Dundee, United Kingdom

Main Article

Table 2

Characteristics of respondents who had a leftover antimicrobial drug, United Kingdom, 2003*

Outcome: respondent had leftover drug originally prescribed for respondent % (95% CI) Crude OR† (95% CI) p value Adjusted OR† (95% CI) p value
Age group, y
16–24 3.8 (2.4–6.0) 0.89 (0.82–0.98) 0.01 0.97 (0.88–1.06) 0.49
25–44 4.5 (3.7–5.4)
45–54 4.1 (3.0–5.5)
55–64 3.9 (2.9–5.3)
65–74 2.9 (2.0–4.3)
>75 2.1 (1.3–3.5)
Sex
Male 3.2 (2.6–4.0) 1 1
Female 4.4 (3.8–5.2) 1.38 (1.05–1.82) 0.02 1.22 (0.94–1.57) 0.14
Education
Degree 5.4 (4.1–7.1) 1 <0.0005 1 0.001
Other 4.3 (3.6–5.1) 0.78 (0.56–1.10) 0.74 (0.54–1.02)
No formal degree 2.4 (1.8–3.2) 0.43 (0.29–0.65) 0.44 (0.29–0.68)
No. questions regarding drugs answered incorrectly
0 6.1 (4.7–7.8) 0.87 (0.79–0.95) 0.002 0.91 (0.84-0.98) 0.02
1 4.2 (3.1–5.5)
2 3.4 (2.6–4.5)
3 4.0 (2.9–5.4)
4 2.5 (1.6–3.8)
>5 3.1 (2.1–4.5)
Carstair deprivation score
1st quintile (least deprived) 4.4 (3.4–5.9) 1.00 (0.91–1.11) 0.99 1.01 (0.92–1.10) 0.89
2nd quintile 3.9 (2.8–5.5)
3rd quintile 3.4 (2.6–4.6)
4th quintile 3.1 (2.3–4.1)
5th quintile (most deprived) 4.6 (3.6–5.8)
Prescribed a drug in the past year
No 2.1 (1.7–2.6) 1 1
Yes 6.9 (5.9–8.0) 3.51 (2.66–4.65) <0.0005 3.50 (2.69–4.54) <0.0005

*CI, confidence interval; OR, odds ratio.
†For age group, no. of questions regarding drugs answered incorrectly used Carstair deprivation score; the odds ratio is between adjacent categories. The corresponding p value is a test for trend.

*CI, confidence interval; OR, odds ratio.
†For age group, no. of questions regarding drugs answered incorrectly used Carstair deprivation score; the odds ratio is between adjacent categories. The corresponding p value is a test for trend.

Main Article

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