Table 5 Odds ratios to deprescribe PIM in 2013 for patients in 2011 (n = 11, 973)

Gender

Women

1

1

1

1

Men

0.66 (0.56–0.78)*

0.66 (0.56–0.77)*

0.71 (0.61–0.84)*

0.71 (0.60–0.83)*

Age

75–79

1

1

1

1

80–84

1.07 (0.89–1.28)

1.03 (0.86–1.23)

1.00 (0.83–1.19)

0.99 (0.83–1.19)

85–89

1.26 (1.03–1.55)*

1.19 (0.97–1.47)

1.14 (0.93–1.41)

1.16 (0.87–1.56)

≥90

1.62 (1.23–2.14)*

1.57 (1.19–2.08)*

1.39 (1.05–1.85)*

1.39 (1.05–1.85)*

Number of chronic conditions

0

1

1

1

1.29 (0.92–1.81)

1.14 (0.81–1.62)

2–4

1.68 (1.26–2.24)*

1.16 (0.87–1.56)

5–7

2.82 (2.10–3.80)*

1.42 (1.04–1.94)*

≥8

2.78 (1.94–3.99)*

1.11 (0.76–1.62)

Polypharmacy

< 5

1

1

≥5

4.64 (3.96–5.44)*

4.40 (3.72–5.22)*