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Table 2 Distribution of health related variables1 among cases and controls, odds ratios2 (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 Cases n (%) Controls n (%) OR (95% CI) P value1
BMI – kg/m2     
   25 or more 85 (34.1) 118 (47.2) reference < 0.01
   20–24.9 107 (43.0) 104 (41.6) 1.23 (0.72–2.11)  
   less than 20 57 (22.9) 28 (11.2) 3.31 (1.49–7.37)  
Health status     
   excellent 27 (10.8) 43 (17.2) reference 0.01
   good 121 (48.4) 126 (50.4) 1.79 (0.85–3.76)  
   fair 90 (36.0) 61 (24.4) 1.82 (0.76–4.37)  
   poor 12 (4.8) 20 (8.0) 0.31 (0.08–1.27)  
   Dizziness 70 (28.0) 57 (22.8) 1.33 (0.60–2.21) 0.17
   Low blood pressure 15 (6.0) 3 (1.2) 5.00 (1.45–17.27) 0.01
   Diabetes 52(20.8) 39 (15.6) 1.42 (0.90–2.25) 0.14
   Cognitive impairment3 64 (28.7) 27 (10.8) 3.64(2.02–6.58) <0.01
   Stroke 28 (11.2) 8 (3.2) 4.33 (1.78–10.53) <0.01
   Lack of urine control 69 (27.6) 30 (12.0) 3.05 (1.82–5.12) <0.01
   Poor vision4 21 (8.8) 9 (3.6) 2.63 (1.16–5.88) 0.02
   Limited in carrying ADL5 146 (58.4) 113 (45.2) 1.85 (1.24–2.70) <0.01
Current use of alcohol     
   not used 198 (79.2) 161 (64.4) reference < 0.01
   less than once a week 35 (14.0) 44 (17.6) 0.79 (0.40–1.55)  
   at least once a week 17 (6.8) 45 (18.0) 0.42 (0.17–1.02)  
   Fall in the previous 12 months 94 (37.8) 79 (31.6) 1.34 (0.91–1.98) 0.14
   Antidepressant6 8 (3.2) 3 (1.2) 2.67 (0.71–10.05) 0.15
   Benzodiazepine6 44 (17.6) 19 (7.6) 2.56 (1.44–4.57) <0.01
   Ca channel blocker5 22 (8.8) 41 (16.4) 0.47 (0.27–0.84) 0.01
   Ca supplement 5 (2.0%) 12 (4.8) 0.42 (0.15–1.18) 0.10
   Diuretics6 35 (14.0) 48 (19.2) 0.68 (0.42–1.10) 0.12
   Muscle relaxant6 21 (8.4) 8 (3.2) 5.33 (1.55–18.30) <0.01
   Cerebral Vasodilators6 27 (10.8) 14 (5.6) 2.08 (1.05–4.15) 0.04
  1. 1. Selection criteria for this table was univariate p-value < 0.25. P-values for the 2 × n comparisons
  2. 2. matched by sex, age group and neighbourhood. OR estimated using conditional logistic regression
  3. 3. adapted translation of the "Short Care"
  4. 4. unable to identify someone at the opposite side of the room
  5. 5. unable to perform at least one of the following activities on his(her) own: use of public transport, drive, walk short distances, eat own meals, dress up, take medication, comb, go up and downstairs, take shower, cut nails, control urine.
  6. 6. in the previous 24 hours