Table 2

Predicting discharge home or living at home at one year by MAPLe-AC based on pre-morbid, admission and 7th day or discharge information in multivariate regression analyses adjusted for sex, age and reason for hospitalization

Discharged home

Living home at one year

Nordic hospitals, in 2000-2001

Canadian hospitals, in 2001

Nordic hospitals, in 2000-2001

n

626/137

197/196

426/295


Pre-morbid information

OR1

95% CI2

OR

95% CI

OR

95% CI


Sex (Women = 1)

1.12

0.74

1.69

1.31

0.83

2.08

1.28

0.92

1.78

Age 75-79

1.00

1.00

1.00

Age 80-84

0.82

0.47

1.45

0.94

0.50

1.77

1.02

0.67

1.55

Age 85-89

0.86

0.49

1.52

0.50

0.26

0.94

0.92

0.59

1.41

Age 90+

0.61

0.33

1.13

0.29

0.14

3.73

0.67

0.40

1.11

Reason for hospitalization

New problem

1.00

1.00

1.00

Exacerbation of existing problem

1.46

0.91

2.32

2.26

1.37

3.73

0.79

0.55

1.13

Both new and old problem

0.76

0.47

1.25

0.71

0.35

1.43

0.77

0.50

1.19

MAPLe-AC pre-morbid

Low

12.20

5.68

26.30

11.60

4.53

29.71

9.76

4.57

20.82

Mild

4.23

1.89

9.85

10.89

3.75

31.64

4.13

1.78

9.57

Moderate

2.38

1.22

4.67

5.39

2.08

13.97

3.46

1.60

7.45

High

2.08

1.05

4.12

3.10

1.20

8.03

3.44

1.57

7.55

Very high

1.00

1.00

1.00


Admission information

OR

95% CI

OR

95% CI

OR

95% CI


Sex

1.20

0.80

1.80

1.18

0.73

1.88

1.35

0.97

1.87

Age 75-79

1.00

1.00

1.00

Age 80-84

0.74

0.43

1.28

0.88

0.46

1.67

0.91

0.60

1.38

Age 85-89

0.85

0.48

1.50

0.51

0.26

0.97

0.86

0.56

1.31

Age 90+

0.54

0.30

1.00

0.35

0.17

0.75

0.57

0.35

0.94

Reason for hospitalization

New problem

1.00

1.00

1.00

Exacerbation of existing problem

1.21

0.77

1.91

1.92

1.15

3.20

0.67

0.48

0.95

Both new and old problem

0.68

0.42

1.10

0.59

0.29

1.21

0.68

0.45

1.04

MAPLe-AC admission

Low

11.63

3.77

35.88

9.39

3.84

22.94

3.51

1.74

7.10

Mild

8.77

2.84

27.13

25.80

7.60

87.64

6.14

2.76

13.69

Moderate

3.67

2.07

6.51

4.70

2.27

9.72

2.95

1.66

5.24

High

1.69

0.94

3.02

1.65

0.79

3.46

1.79

0.98

3.26

Very high

1.00

1.00

1.00


7th day or discharge information

OR

95% CI

OR

95% CI

OR

95% CI


Sex

1.12

0.74

1.69

0.94

0.55

1.61

1.31

0.95

1.81

Age 75-79

1.00

1.00

1.00

Age 80-84

0.79

0.45

1.39

0.81

0.37

1.77

0.97

0.64

1.47

Age 85-89

0.88

0.50

1.56

0.39

0.18

0.85

0.89

0.58

1.36

Age 90+

0.62

0.34

1.15

0.45

0.18

1.06

0.64

0.39

1.05

Reason for hospitalization

New problem

1.00

1.00

1.00

Exacerbation of existing problem

1.27

0.80

2.02

2.77

1.52

5.07

0.69

0.49

0.98

Both new and old problem

0.77

0.47

1.26

0.74

0.34

1.62

0.73

0.48

1.12

MAPLe-AC 7th day or discharge

Low

19.11

7.31

50.00

49.98

15.27

163.63

4.23

2.22

8.07

Mild

9.46

3.79

23.61

36.40

10.11

132.56

3.33

1.67

6.64

Moderate

2.83

1.59

5.06

5.83

2.57

13.23

1.77

0.98

3.20

High

2.24

1.23

4.07

4.77

2.88

10.93

1.45

0.79

2.67

Very high

1.00

1.00

1.00


Tests

Pre-morbid

Admission

7th day/discharge

Pre-morbid

Admission

7th day/discharge

Pre-morbid

Admission

7th day/discharge


R-square, %

16.5

13.1

17.0

25.0

30.6

39.2

13.9

9.0

9.7

c-statistics (AUC)

0.74

0.71

0.73

0.76

0.78

0.83

0.68

0.65

0.66


1 OR = Odds Ratio, 2 CI = Confidence Interval

Noro et al. BMC Medical Informatics and Decision Making 2011 11:39   doi:10.1186/1472-6947-11-39

Open Data