Table 3

Horizontal inequity indices and means of two-week ambulatory care use by subgroup

Rural

Non-rural


HIwv

Index (95% CI)

M*

Index (95% CI)

M*



[m**]

[m**]


White

0.034

0.378

0.065

0.340

(-0.001, 0.070)

[0.383]

(0.046, 0.083)

[0.405]

Non-white

0.057

0.365

0.089

0.340

(-0.014, 0.128)

[0.398]

(0.057, 0.121)

[0.347]

Below high school

0.013

0.384

-0.001

0.320

(-0.061, 0.088)

[0.395]

(-0.045, 0.043)

[0.341]

High school

-0.006

0.337

0.055

0.346

(-0.064, 0.052)

[0.349]

(0.023, 0.087)

[0.342]

Above high school

0.001

0.404

0.024

0.416

(-0.042, 0.043)

[0.411]

(0.004, 0.044)

[0.424]

Uninsured

0.029

0.239

0.050

0.194

(-0.045, 0.104)

[0.250]

(-0.001, 0.101)

[0.203]

Private

0.042

0.336

0.042

0.375

(0.005, 0.078)

[0.338]

(0.026, 0.059)

[0.374]

Public

0.017

0.935

0.032

0.974

(-0.039, 0.072)

[0.972]

(0.002, 0.063)

[0.989]

Usual source of care

0.032

0.411

0.074

0.422

(-0.001, 0.066)

[0.419]

(0.057, 0.090)

[0.423]

No usual source of care

0.123

0.109

0.151

0.147

(0.008, 0.238)

[0.119]

(0.084, 0.218)

[0.146]


CI = confidence interval: HIwv = horizontal inequity index

*M and m** refer to the mean of two-week ambulatory care use and its need-standardized share estimated using a zero-inflated negative binomial model, respectively.

Shin and Kim International Journal for Equity in Health 2010 9:17   doi:10.1186/1475-9276-9-17

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