Table 3

Amongst health care professionals, factors associated with individual use of vitamins and minerals; adjusted multivariate logistic regression***

Characteristic

Multivit

Calcium

Vit B

Vit C

Vit E

Vit D

Folate

Fish oil


Gender

Male *

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Females

1.3 (.93–1.7)

3.4 (2.4–4.8)

2.3 (1.4–3.8)

.99 (.74–1.4)

.88 (.60–1.3)

2.3 (1.4–.3.8)

1.8 (1.2–2.9)

.88 (.60–1.3)

Professional Group

Physician *

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Nutritionist

1.3 (.80–2.1)

1.6 (.99–2.6)

.47 (.24 .92)

.56 (.32.99)

.67 (.37–1.2)

.47 (.24–.92)

.56 (.29–1.1)

.94 (.55–2.2)

Nurse

2.3 (1.4–3.6)

1.5 (.96–2.5)

.73 (.41–1.3)

.1.2 (.75–2.0)

1.6 (1.0–2.7)

.73 (.41–1.3)

1.1 (.61–1.9)

1.3 (.81–2.2)

PA and NP

1.1 (.64–2.0)

1.1 (.63–2.0)

.78 (.39–1.6)

1.4 (.79–2.5)

1.6 (.87–2.9)

.78 (.39–1.6)

.73 (.35–1.5)

1.3 (.73 –2.4)

Pharmacist

.88 (.43–1.8)

1.6 (0.78–3.5)

.77 (.29–2.1)

.91 (.40 2.1)

.81 (.33 2.0)

.77 (.29–2.1)

.67 (.24–1.9)

.99 (.43–2.2)

Student

1.4 (.87–2.2)

1.7 (1.05–2.7)

.96 (.52–1.8)

1.9 (1.2–3.1)

1.1 (.66–2.0)

.96 (.52–1.8)

1.2 (.64–2.2)

1.0 (.60–1.7)

Resident

.83 (.47–1.4)

.79 (0.42–1.5)

.35 (.12–.95)

.89 (.47–1.7)

.57 (.47–1.7)

.35 (.12–.96)

.82 (.36–1.8)

.74 (.37–1.5)

Age (years)

≤30*

1

1.0

1

1

1

1

1

31–40

.88 (.58–1.3)

1.1 (0.72–1.7)

.75 (.40–1.4)

1.1 (.70–1.7)

.93 (.53–1.6)

.75 (.40–1.4)

.93 (.50–1.7)

1.5 (.89–2.5)

41–50

.78 (.50–1.1)

1.4 (0.9– 2.1)

1.1 (.58–1.9)

1.5 (.93–2.3)

2.0 (1.2–3.3)

1.1 (.58–1.9)

1.1 (.59–2.0)

1.6 (.95–2.7)

>50

.82 (.53–1.3)

2.0 (1.3–3.1)

2.1 (1.1–3.8)

2.2 (1.4–3.5)

2.4 (1.4–4.1)

2.1 (1.1–3.8)

2.3 (1.3–4.1)

2.5 (1.5–4.2)

Knowledge Scores

Low*

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Medium

1.4 (1.04 – 1.9)

1.3 (.97–1.9)

1.1 (.68 1.7)

1.7 (.84 1.6)

1.2 (.83 1.8)

1.1 (.68 1.7)

1.7 (1.05–2.7)

1.9 (1.3–3.9)

High

2.0 (1.4–2.8)

2.7 (1.9–3.9)

1.4 (.87–2.2)

1.4 (.97–2.0)

1.4 (.93–2.1)

1.4 (.87–2.2)

2.7 (1.6–4.4)

3.4 (2.2 –5.3)

Clinical Confidence

Low

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Medium

1.4 (1.0– 1.9)

1.1 (.76–1.5)

1.2 (.77–1.9)

1.3 (.90–1.8)

1.4 (.97–2.1)

1.2 (.77–1.9)

1.02 (.64–1.6)

1.3 (.88–2.0)

High

1.1 (.76–1.5)

.98 (.69–1.4)

.95 (.59–1.5)

1.2 (.82–1.7)

1.1 (.72–1.6)

.96 (.60–1.6)

1.05 (.66–1.7)

1.4 (.90–2.0)

Extremely high

.96 (.68–1.4)

1.1 (.75–1.6)

1.3 (.80–2.1)

1.0 (.68–1.5)

1.3 (.84–1.9)

1.3 (.80–2.1)

1.2 (.74–1.9)

1.5 (1.0–2.3)

Discuss with patients HDS

No *

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

Yes

.97 (.73–1.3)

1.34 (1.0–1.8)

1.7 (1.2–2.6)

1.1 (.81–1.5)

1.1 (.78–1.5)

1.7 (1.2–2.6)

1.7 (1.1–2.5)

1.4 (.97–1.9)


*The race/ethnicity variable did not show any positive association for other dietary supplement use in the multivariable analysis.

**The geographic variable showed a positive association (1.6 [1.2–2.2]) for fish oil and 1.3 [1.02 1.7] for multivitamin use in the multivariable analysis.

***Adjusted odds ratio with 95% confidence interval (N = 1176)

Gardiner et al. BMC Complementary and Alternative Medicine 2006 6:21   doi:10.1186/1472-6882-6-21

Open Data