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Table 3 Outpatient Access Linear and Log Models

From: Assessing the impact of state “opt-out” policy on access to and costs of surgeries and other procedures requiring anesthesia services

 

Total number of surgical procedures (w/o county variables)

Log of total number of surgical procedures (w/o county variables)

 

b

t

b

t

Opt out

1149.18

1.06

0.06

0.71

Lagged (year t-1) facility-level patient summary measures

 Percentage of female

10380.26

1.28

0.11

0.69

 Mean (CMS-HCC) risk score

9003.39

2.17

0.24

1.45

 Age distribution (%)

  <18

5126.30

0.48

0.04

0.06

  18_44 (reference)

  45_64

8195.99

0.84

0.52

1.18

  65_74

−29766.70

−0.86

−0.46

−1.31

  75 or older

−13872.42

−1.10

0.76

1.26

 Percentage of routine discharge hospitalizations

2073.23

0.52

−0.08

−0.67

 Health insurance type (%)

  Private insurance

  Medicare

−1380.08

−0.68

−0.25

−1.79

  Medicaid

−10119.71

−0.93

−0.27

−1.04

  Others

−10856.39

−1.07

−0.46**

−5.48

 Freestanding

−1043.54

−1.04

−0.08

−1.56

Year dummy variables

 1999.year (reference)

 2000.year

−16.36

−0.05

0.05***

11.74

 2001.year

−923.90

−1.34

0.02*

3.63

 2002.year

−876.51

−1.00

0.09***

9.77

 2003.year

7386.10**

4.19

0.61***

21.00

 2004.year

9061.60***

16.62

0.76***

36.50

 2005.year

10213.33***

20.49

0.79***

41.31

 2006.year

11373.59***

22.15

0.84***

43.80

 2007.year

32466.04***

59.07

1.58***

78.96

 2008.year

63228.57***

202.11

2.26***

73.62

 2009.year

62817.03***

271.86

2.18***

207.52

 2010.year

62829.63***

143.72

2.15***

162.03

 2011.year

62947.40***

89.87

2.12***

91.22

 2012.year

63165.88***

57.08

2.14***

74.13

 2013.year

64712.58***

27.96

2.21***

17.61

Constant

−57093.83***

−15.05

5.98***

18.56

N

7856

 

7856

 

Squared (within)

0.3581

 

0.4638

 
  1. Note: *p < 0.05; **p < 0.01; ***p < 0.001