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Table 3 Univariate logistic regression analyses for falls by the year of survey

From: Prevalence and risk factors of falls among community-dwelling older people: results from three consecutive waves of the national health interview survey in Taiwan

Covariate (reference)

2005

2009

2013

OR 95% CI

OR 95% CI

OR 95% CI

Age (65–69)

 70–74

1.30 (0.99–1.71)

1.40 (1.06–1.84)

1.40 (1.04–1.89)

 75–79

1.48 (1.12–1.96)

1.20 (0.90–1.62)

1.58 (1.15–2.17)

 80–84

1.92 (1.39–2.65)

1.83 (1.34–2.51)

1.67 (1.20–2.34)

 85+

1.74 (1.14–2.65)

1.66 (1.13–2.42)

2.33 (1.62–3.35)

Sex (male)

 Female

1.80 (1.47–2.21)

1.57 (1.28–1.93)

1.18 (0.95–1.45)

ADL difficulty (none)

 1 task

3.84 (2.34–6.30)

2.29 (1.46–3.60)

5.00 (3.22–7.75)

 ≧2 tasks

2.93 (2.23–3.85)

2.22 (1.71–2.87)

2.33 (1.77–3.07)

IADL difficulty (none)

 1 task

1.32 (0.96–1.82)

1.92 (1.18–3.11)

1.42 (1.00–2.01)

 ≧2 tasks

3.14 (2.52–3.90)

2.36 (1.85–3.00)

2.82 (2.24–3.54)

Use of sleeping pills (no)

 Yes

1.56 (1.17–2.08)

1.48 (1.11–1.96)

1.58 (1.22–2.04)

Vision (clear)

 Average

1.02 (0.78–1.33)

1.39 (1.07–1.82)

1.33 (1.01–1.75)

 Unclear

1.86 (1.41–2.45)

1.94 (1.44–2.60)

3.07 (2.28–4.13)

Comorbidities (0)

 1

1.71 (1.27–2.30)

1.30 (1.00–1.68)

1.39 (1.03–1.86)

 ≧2

2.86 (2.15–3.79)

1.47 (1.14–1.91)

1.60 (1.21–2.11)

Urinary incontinence (no)

 Yes

1.82 (1.46–2.26)

1.78 (1.33–2.38)

2.10 (1.67–2.65)

Depressive symptoms (no)

 Yes

2.20 (1.76–2.75)

2.44 (1.94–3.07)

2.32 (1.80–3.00)

Frequency of exercise (none)

 Irregular

0.75 (0.48–1.17)

0.56 (0.34–0.91)

0.60 (0.33–1.10)

 Regular

0.74 (0.60–0.91)

0.60 (0.48–0.74)

0.57 (0.45–0.71)