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Table 3 Multivariable model of correlates of impairment in basic activities of daily living

From: Effects of impairment in activities of daily living on predicting mortality following hip fracture surgery in studies using administrative healthcare databases

Variable

Parameter estimate

Standard error

Test statistic

P value

Adjusted R2

Age

---

---

---

---

-0.0010

Age, sex

---

---

---

---

0.0005

Age, sex, LTC

---

---

---

---

0.1161

Age, sex, LTC, Charlson

---

---

---

---

0.1259

Age, sex, LTC, Charlson, ADGs

---

---

---

---

0.1268

Age, sex, LTC, Charlson, ADGs, visits

---

---

---

---

0.1311

Age, sex, LTC, Charlson, ADGs, visits, medical conditions

    

0.1687

Age

     

66 – 75 years

0.01957

0.72

0.03

0.98

 

76 – 85 years

0.24

0.42

0.57

0.57

 

≥ 86 years

--

--

--

--

 

Sex

0.63

0.44

1.44

0.15

 

LTC resident

5.18

0.51

10.22

<0.0001

 

Charlson comorbidity score

-1.63

1.01

-1.60

0.11

 

0

-0.37

0.63

-0.59

0.56

 

1

-0.73

0.66

-1.12

0.27

 

2

0.76

0.74

1.02

0.31

 

3

---

---

---

---

 

≥ 4

     

Number of major ADGs

1.00

1.65

0.61

0.54

 

0

0.76

0.86

0.89

0.37

 

1

1.03

0.69

1.50

0.13

 

2

1.77

0.63

2.83

0.005

 

3

0.96

0.63

1.52

0.13

 

4

---

---

---

---

 

≥ 5

     

Total number of outpatient visits

0.03

0.01

3.51

0.005

 

Medical conditions

     

Congestive heart failure

-0.90

0.51

-1.77

0.07

 

Chronic obstructive lung

-1.50

0.44

-3.38

0.0007

 

Disease

     

Dementia

2.09

0.63

3.51

0.001

 

Hearing impairment

-1.07

0.64

-1.68

0.09

 

Ischemic heart disease

-0.60

0.43

-1.38

0.17

 

Osteoarthritis

-0.80

0.40

-1.99

0.05

 

Parkinson’s disease

2.45

0.86

2.85

0.005

 

Pressure ulcers

1.86

0.90

2.06

0.04

 

Stroke

1.20

0.47

2.56

0.01

 

Number of ER visits for falls

0.68

0.31

2.17

0.03

 
  1. ADG = Aggregated Diagnosis Groups; LTC = long-term care.