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Table 3 Explanatory variables a for IADL functional capacity

From: Factors associated with functional incapacity in elders living in long stay institutions in Brazil: a cross-sectional study

VARIABLES (N = 424)

Crude odds ratiob

95% confidence interval

Adjusted odds ratioc

95% confidence interval

SOCIODEMOGRAPHIC

     

Level of education

Illiterate

3.92

(2.14 – 7.20)

3.32

(1.39 – 7.90)

Up to 4th grade

1.57

(0.91 – 2.71)

3.56

(1.62 – 7.84)

5th to 8th grade

0.92

(0.48 – 1.74)

1.52

(0.59 – 3.90)

Above 8th grade

1.00

-

1.00

-

HEALTH CONDITIONS AND LIFESTYLE

     

Has any healthcare professional ever told you that you had cancer or a malignant tumor, except for skin tumors (non-melanoma)

Yes

8.07

(1.07 – 60.93)

11.22

(1.15 – 109.13)

No

1.00

-

1.00

-

MOBILITY ASSESSMENT

     

What is the level of difficulty to walk 400 meters?

Impossible/very difficult

26.94

(13.40 – 54.17)

39.50

(14.86 – 105.0)

Moderately difficult

7.67

(3.23 – 18.22)

7.25

(2.81 – 18.71)

Little difficulty/none

1.00

-

1.00

-

SENSORY ASPECT: Vision

     

Wears glasses or contact lenses

Yes

0.36

(0.24 – 0.53)

0.45

(0.26 – 0,.7)

No

1.00

-

1.00

-

EMOTIONAL ASPECTS

     

Do you often feel abandoned?

Yes

2.45

(1.54 – 3.91)

1.82

(1.01 – 3.27)

No

1-00

-

1,00

-

Have you been feeling that you have more memory problems than other people your age?

Yes

1.78

(1.04-3.06)

1.93

(0.96–3.91)

No

1.00

-

1.00

-

  1. aVariables presented in this table were selected in the univariate analysis of each level, according to the results of the Wald test (p < 0.05). Levels were theoretically organized, using a hierarchical approach.
  2. bCrude odds ratios represent the crude effect of each explanatory variable on functional capacity assessed through univariate logistic regression analysis.
  3. cAdjusted odds ratios represent the effect of each explanatory variable adjusted for all the other variables included in the final model in the multivariate analysis.