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Table 2 Bivariate and multivariate analysis of the factors associated with difficulty preparing or administering medications at home

From: Polypharmacy in older patients: identifying the need for support by a community pharmacist

 

Bivariate analysis

Multivariate analysis

OR

95% CI

OR

95% CI

Age

1.04

1.02–1.06

1.03

1.00–1.05

Living alone

1.02

0.79–1.31

  

Home help

1.98

1.53–2.56

1.59

1.20–2.09

Dementia

1.80

1.06–3.08

  

Falls

1.20

0.93–1.55

  

Recent weight loss

1.45

1.09–1.92

1.25

0.93–1.69

Hospitalization in the previous 6 months

1.32

0.99–1.75

  

Self-reported adverse events

1.61

1.25–2.08

1.50

1.15–1.96

Medications prepared by the patient

0.60

0.44–0.80

  

Medications prepared with reference to the prescription

0.90

0.69–1.17

  

Medications prepared with reference to the information written on the box by the pharmacist

1.13

0.88–1.46

  

Use of a pill box

1.24

0.96–1.60

  

Medications administered by the patient

0.41

0.28–0.61

0.53

0.35–0.80

Knowledge of the treatment

0.58

0.43–0.78

0.77

0.55–1.06

French health insurance adherence questionnaire

 Good adherence

1

 

1

 

 Minor adherence problems

  

1.33

1.01–1.77

 Poor adherence

3.15

2.04–4.86

2.63

1.67–4.14

  1. Abbreviations: OR Odds ratio, CI Confidence interval