Research Article
Is There Extra Cost of Institutional Care for MS Patients?
Table 2
Multivariate analysis: facility odds of having high MS volume (defined by pct MS days > 3%).
| | Effect | OR | 95% Wald confidence limits | value |
| | Region | | | | | | Midwest versus Northeast | 1.300 |
1.084
|
1.559
|
0.005
| | South versus Northeast |
0.338
|
0.270
|
0.422
|
<.0001
| | West versus Northeast |
2.133
|
1.750
|
2.600
|
<.0001
| | Type of ownership | | | | | | “Not for profit” versus “for profit” | 0.909 | 0.770 | 1.072 | 0.255 | | Governmental versus “for profit” |
1.904
|
1.452
|
2.497
|
<.0001
| | Mean cost per day, $100 s | 0.994 | 0.931 | 1.062 | 0.857 | | Mean of inpatient days, 100 Ks | 0.887 | 0.586 | 1.343 | 0.571 | | Mean of admissions, 10 s |
0.988
|
0.983
|
0.993
|
<.0001
| | Mean case-mix index (CMI) | 0.924 | 0.448 | 1.904 | 0.831 |
|
|
OR = odds ratio; c-statistic = 0.776.
|
