Table 3 Analysis of total annual cost predictors

Cognitive capacity

 Group 1

ref

-

ref

-

ref

-

ref

-

 Group 2

0.85

0.56, 1.16

0.3

0.84

0.52, 1.15

0.3

0.83

0.61, 1.15

0.3

0.85

0.59, 1.22

0.3

 Group 3

0.80

0.63, 1.16

0.2

0.77

0.61, 1.15

0.2

0.79

0.52, 1.20

0.2

0.94

0.60, 1.49

0.8

Locomotion capacity

 Group 1

ref

-

ref

-

ref

-

ref

-

 Group 2

0.99

0.57, 1.66

> 0.9

1.16

0.67, 1.95

0.6

1.13

0.65, 1.91

0.6

1.05

0.57, 1.90

0.9

 Group 3

1.29

0.78, 2.03

0.3

1.31

0.80, 2.04

0.3

1.35

0.82, 2.14

0.2

1.39

0.79, 2.10

0.2

Psychological capacity

 Group 1

ref

-

ref

-

ref

-

ref

-

 Group 2

1.14

0.84, 1.34

0.4

1.06

0.77, 1.45

0.7

1.11

0.80, 1.52

0.5

1.17

0.82, 1.66

0.3

 Group 3

1.6

1.09, 2.39

0.01

1.28

0.82, 2.01

0.3

1.34

0.85, 2.13

0.2

1.27

0.78, 2.10

0.3

Vitality

 Group 1

ref

-

ref

-

ref

-

ref

-

 Group 2

1.38

1.04, 1.82

0.02

1.32

0.95, 1.83

0.08

1.29

0.92, 1.81

0.11

1.35

0.94, 1.96

0.08

 Group 3

1.33

0.91, 2.00

0.2

1.35

0.87, 2.11

0.2

1.36

0.88, 2.14

0.2

1.29

0.78, 2.17

0.3

Pneumonia

 No

/

/

/

ref

-

 Yes

/

/

/

1.75

1.18, 2.65

0.006