Table 2 Logistic Regressions of Past Year Utilization.

OOR ^a

(95% CI ^b )

OR

(95% CI)

OR

(95% CI)

Health Status

   Excellent, Very Good or Good

-

-

-

-

-

-

   Fair or Poor

2.95

(2.90-3.01)

2.97

(2.92-3.02)

2.97

(2.91-3.02)

Age Group

   18-20

-

-

-

-

-

-

   21-24

0.89

(0.87-0.92)

0.91

(0.88-0.93)

0.88

(0.85-0.91)

   25-28

0.71

(0.69-0.73)

0.75

(0.73-0.78)

0.71

(0.68-0.73)

   29-32

0.61

(0.60 - 0.63)

0.67

(0.64-0.69)

0.60

(0.58-0.62)

   33-36

0.55

(0.54-0.57)

0.61

(0.59-0.64)

0.53

(0.51-0.55)

   37-40

0.52

(0.50-0.53)

0.59

(0.56-0.61)

0.48

(0.46-0.50)

   41-44

0.50

(0.48-0.52)

0.59

(0.56-0.61)

0.47

(0.45-0.49)

   45-48

0.52

(0.51-0.54)

0.64

(0.61-0.66)

0.49

(0.46-0.51)

   49-52

0.57

(0.55-0.59)

0.71

(0.68-0.74)

0.52

(0.50-0.55)

   53-56

0.60

(0.58-0.62)

0.78

(0.74-0.82)

0.55

(0.52-0.59)

   57-60

0.66

(0.64-0.69)

0.91

(0.86-0.96)

0.62

(0.58-0.66)

   61-64

0.71

(0.69-0.74)

1.05

(0.99-1.11)

0.69

(0.64-0.74)

   65-68

0.83

(0.80-0.87)

1.36

(1.28-1.45)

0.85

(0.79-0.92)

   69-72

1.01

(0.97-1.05)

1.82

(1.70-1.94)

1.10

(1.01-1.19)

   73-76

1.25

(1.19-1.30)

2.41

(2.24-2.59)

1.40

(1.28-1.54)

   77-80

1.40

(1.32-1.48)

2.85

(2.62-3.09)

1.61

(1.46-1.78)

   81-84

1.73

(1.58-1.89)

3.61

(3.23-4.03)

2.01

(1.78-2.27)

   85-99

2.46

(1.81-3.33)

4.56

(3.33-6.23)

2.47

(1.80-3.39)

Birth Cohort

   1950-1959

-

-

-

-

   1940-1949

1.01

(1.00-1.03)

1.11

(1.09-1.14)

   1930-1939

0.93

(0.91-0.96)

1.14

(1.11-1.18)

   1920-1929

0.80

(0.77-0.83)

1.08

(1.03-1.13)

   1910-1919

0.60

(0.58-0.63)

0.89

(0.84-0.95)

   1900-1909

0.41

(0.38-0.43)

0.66

(0.61-0.71)

Centered Year

   Centered Year

1.02

(1.01-1.02)

   Centered Year Squared