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Table 3 Association of health related variables and severe fall related fractures. Adjusted1 odds ratios (OR), 95% confidence intervals (CI) and p-values (cases = 250, controls = 250)

From: Risk factors for falls with severe fracture in elderly people living in a middle-income country: a case control study

Variables

OR (95% CI)

P value2

BMI

  

   25 or more

reference

 

   20–24.9

1.18 (0.71–1.96)

0.63

   less than 20

3.43 (1.64–7.17)

<0.01

   Cognitive impairment

2.19 (1.09–4.41)

0.03

   Stroke

5.27 (1.31–21.20)

0.02

   Lack of urine control

3.16 (1.42–7.03)

<0.01

Current use of alcohol

  

   not used

reference

 

   less than once a week

0.71 (0.38–1.33)

0.29

   at least once a week

0.40 (0.18–0.89)

0.02

   Benzodiazepine

2.22 (1.07–4.58)

0.03

   Ca channel blocker

0.40 (0.19–0.86)

0.02

   Muscle relaxant

4.42 (1.02–19.21)

0.04

  1. 1. Each variable is controlled for the other ones in the table plus self-reported health status and activities in daily living using conditional logistic regression.
  2. 2. P-values for each variable category compared to the reference level.
  3. Model fit statistics: McFadden's R2 = 0.297, McFadden's Adj R2 = 0.206, Count R2 = 0.777, Likelihood-ratio χ2 (14 df) = 91.485, p < 0.001