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Table 3 Associations between personality traits and polypharmacy

From: Association of personality traits with polypharmacy among community-dwelling older adults in Japan: a cross-sectional analysis of data from the SONIC study

 

Men (N = 397)

Women (N = 439)

aOR (95% CI)

P-value

aOR (95% CI)

P-value

Subjective economic status

 Economically difficult

ref

 

ref

 

 Usually adequate

0.511 (0.221–1.184)

0.117

1.475 (0.734–2.966)

0.275

 Economically adequate

1.347 (0.687–2.643)

0.386

0.780 (0.428–1.421)

0.416

Drinking habits

0.564 (0.323–0.983)

0.043

0.398 (0.159–0.995)

0.049

Smoking habits

1.106 (0.532–2.297)

0.788

1.879 (0.450–7.855)

0.387

Body mass index

1.549 (0.847–2.836)

0.156

1.021 (0.585–1.784)

0.941

IADL

0.964 (0.484–1.921)

0.917

1.107 (0.175–7.005)

0.914

Depressive mood

1.197 (0.578–2.478)

0.629

1.162 (0.622–2.170)

0.639

Number of chronic diseases

 0–1

ref

 

ref

 

 2

1.377 (0.592–3.202)

0.457

3.730 (1.605–8.667)

0.002

 ≥ 3

8.680 (4.376–17.218)

 < 0.001

11.60 (5.382–25.006)

 < 0.001

Personality

 Neuroticism

1.078 (1.015–1.144)

0.015

1.023 (0.975–1.072)

0.357

 Extraversion

1.009 (0.952–1.071)

0.757

0.932 (0.884–0.983)

0.010

 Openness

0.988 (0.926–1.055)

0.719

1.049 (0.990–1.112)

0.107

 Agreeableness

1.047 (0.976–1.123)

0.200

0.986 (0.927–1.048)

0.645

 Conscientiousness

1.016 (0.956–1.080)

0.617

1.038 (0.985–1.094)

0.159

  1. aOR adjusted odds ratio, CI confidence interval
  2. The model adjusted for subjective economic status (economically difficult [reference]/usually/economically), drinking (no drinking [reference]/currently), smoking (not smoking [reference]/currently), body mass index (<25 kg/m2 [reference]/≥25 kg/m2 [obesity]), number of chronic diseases (0–1 [reference]/2/≥ 3), instrumental activities of daily living (independent [reference]/dependent), and depressive mood (none [reference]/depressive)