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Table 2 Multivariable analysis assessing the associations of sleep duration and sleep disturbance with falls (n = 10,368)

From: Sleep duration and sleep disturbances in association with falls among the middle-aged and older adults in China: a population-based nationwide study

Variables

Adjusted Odds Ratios

(AOR)

95% Cl

p-value

Sleep duration a (in hours)

  ≤ 5

1.34

(1.10–1.62)

0.0037

 6–7

1.17

(0.98–1.40)

0.0924

 8 (ref)

   

 9–10

1.38

(0.86–2.22)

0.1806

  ≥ 11

1.43

(0.74–2.74)

0.2867

Sleep disturbance b

 None (<1 day) (ref)

   

 Little (1–2 days)

1.39

(1.09–1.77)

0.0091

 Occasionally (3–4 days)

1.24

(1.02–1.50)

0.0293

 Most (5–7 days)

1.40

(1.16–1.70)

0.0006

Age in years

 50–64 (ref)

   

 65–74

1.49

(1.26–1.75)

< 0.0001

 75+

1.67

(1.37–2.03)

< 0.0001

Gender

 Female (ref)

   

 Male

0.71

(0.61–0.82)

< 0.0001

Drinking Behaviour

 No intake of alcohol (ref)

   

 Exposed to alcohol intake

1.53

(1.29–1.81)

< 0.0001

Depression b

 None (<  1 day) (ref)

   

 Little (1–2 days)

1.14

(0.94–1.39)

0.1787

 Occasionally (3–4 days)

1.41

(1.20–1.67)

< 0.0001

 Most (5–7 days)

1.82

(1.52–2.18)

< 0.0001

Hypertension

 No (ref)

   

 Yes

1.23

(1.09–1.50)

0.0028

Arthritis

 No (ref)

   

 Yes

1.57

(1.36–1.82)

< 0.0001

Stroke

 No (ref)

   

 Yes

1.64

(1.12–2.41)

0.0115

Mental Impairment

 No (ref)

   

 Yes

1.95

(1.44–2.65)

< 0.0001

Vision Impairment

 No (ref)

   

 Yes

1.48

(1.21–1.82)

0.0002

  1. ain hours at night in the past month
  2. bin days per week