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The means and the ranges of concentration index for outpatient and inpatient utilization from 1993 to 2008 (%)
| 1993 | 1998 | 2003 | 2008 | |
|---|---|---|---|---|
| The probability of outpatient visit |
8.09 |
9.13 |
7.93 |
8.46 |
| (−0.919, 0.919) |
(−0.909, 0.909) |
(−0.921, 0.921) |
(−0.915, 0.915) |
|
| The probability of inpatient visit |
3.33 |
3.07 |
3.37 |
6.16 |
| (−0.967, 0.967) | (−0.969, 0.969) | (−0.966, 0.966) | (−0.938, 0.938) |
Note: Ranges of concentration index are in the parentheses.
