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Table 4 Adjusted Associations between PCP and specialty visits and ACSC hospitalization among urban and rural dual eligibles age 65 and over with diabetes or CHF

From: The association between primary care use and potentially-preventable hospitalization among dual eligibles age 65 and over

Variable

Diabetes

CHF

Urban

Rural

Urban

Rural

N (person-years)

3,819,765

782,184

2,131,443

530,800

PCP visits

−0.061*** (0.003)

− 0.034*** (0.007)

−0.112*** (0.004)

− 0.0462*** (0.001)

Outpatient specialist visits

−0.061*** (0.002)

− 0.137*** (0.007)

−0.122*** (0.003)

− 0.275*** (0.009)

Age

0.035*** (0.002)

0.008 (0.005)

−0.049*** (0.004)

−0.073*** (0.007)

Male

−0.360*** (0.036)

0.297*** (0.089)

−0.888*** (0.063)

0.022 (0.138)

Race/Ethnicity

 Black

2.496*** (0.057)

−0.436*** (0.148)

3.487*** (0.092)

−0.583** (0.227)

 Asian/Pacific Islander

−0.335*** (0.050)

−0.942*** (0.350)

0.696*** (0.111)

−0.185 (0.886)

 AI/AN

1.700*** (0.248)

1.364*** (0.291)

2.883*** (0.473)

2.685*** (0.512)

 Hispanic

1.155*** (0.051)

−0.079 (0.192)

2.407*** (0.098)

0.813** (0.375)

 Other

−0.632*** (0.128)

−0.307 (0.608)

− 0.464* (0.237)

−1.115 (1.062)

Chronic Conditions

 2–3 conditions

0.685*** (0.022)

1.182*** (0.069)

2.102*** (0.125)

2.463*** (0.359)

 4–6 conditions

3.311*** (0.027)

4.894*** (0.080)

6.982*** (0.121)

8.516*** (0.350)

 7–9 conditions

11.490*** (0.042)

15.990*** (0.112)

16.860*** (0.125)

20.310*** (0.356)

 10+ conditions

30.280*** (0.073)

37.270*** (0.173)

35.170*** (0.136)

39.550*** (0.376)

Disability Status

 With Disability

1.136*** (0.044)

0.171 (0.091)

1.187*** (0.076)

−0.081 (0.143)

Year

 2014

−0.514*** (0.045)

− 0.713*** (0.112)

−0.688*** (0.078)

− 0.801*** (0.169)

 2015

−1.227*** (0.048)

−1.664*** (0.115)

−1.539*** (0.082)

−2.283*** -(0.175)

 2016

−1.294*** (0.048)

−2.035*** (0.117)

−1.415*** (0.083)

− 2.255*** (0.178)

 2017

−1.346*** (0.048)

−2.288*** (0.118)

− 1.200*** (0.085)

− 2.490*** (0.181)

 2018

− 1.648*** (0.049)

− 2.738*** (0.121)

− 1.661*** (0.085)

−3.272*** (0.184)

 Constant

− 2.499*** (0.181)

0.702 (0.431)

4.181*** (0.317)

9.079*** (0.709)

  1. Note: CHF = Congestive Heart Failure. Reference categories are female, non-Hispanic White, 1 chronic condition, and year 2013. Coefficients are interpreted as percentage point changes with probability of outcome scaled from 0 to 100. For example, the coefficient of − 0.061 for PCP visits among urban dual eligibles with diabetes means that each PCP visit is associated with a lower probability of ACSC hospitalization by 0.061 percentage points
  2. **p < 0.05
  3. ***p < 0.01, Robust standard errors in parentheses