Table 3. Predictors of mortality for hospitalizations among patients with gastrointestinal stromal tumors (GISTs).
| Characteristic | Odds Ratio | 95% confidence interval | P value |
|---|---|---|---|
| Age in years |
|||
| Less than 35 |
0.56 |
[0.22, 1.41] |
0.681 |
| 35-49 |
0.56 |
[0.24, 1.27] |
0.600 |
| 50-64 |
0.56 |
[0.29, 1.07] |
0.471 |
| 65-79 |
0.60 |
[0.36, 1.02] |
0.781 |
| >79 |
Ref |
||
| Gender |
|||
| Male |
0.91 |
[0.64, 1.29] |
0.589 |
| Female |
Ref |
||
| Median household income |
|||
| $0–$38,999 |
2.36 |
[1.33, 4.18] |
0.015* |
| $39,000–$47,999 |
1.55 |
[0.87, 2.79] |
0.790 |
| $48,000–$62,999 |
1.90 |
[0.9, 3.30] |
0.561 |
| ≥$63,000 |
Ref |
||
| Primary payer |
|||
| Public |
1.69 |
[0.64, 4.49] |
0.808 |
| Private |
2.43 |
[0.95, 6.26] |
0.06 |
| Othera |
Ref |
||
| Hospital size |
|||
| Small |
0.79 |
[0.43, 1.43] |
0.586 |
| Medium |
0.86 |
[0.53, 1.41] |
0.924 |
| Large |
Ref |
||
| Location of hospital |
|||
| Rural |
1.02 |
[0.49, 2.15] |
0.950 |
| Urban |
Ref |
||
| Region of hospital |
|||
| Midwest |
2.17 |
[1.20, 3.95] |
<0.0001* |
| Northeast |
0.96 |
[0.53, 1.74] |
0.158 |
| West |
1.05 |
[0.49, 1.81] |
0.324 |
| South |
Ref |
||
| Teaching status of hospital |
|||
| Non-teaching |
1.19 |
[0.81, 1.76] |
0.375 |
| Teaching |
Ref |
||
| Length of stay |
1.01 |
[0.99, 1.04] |
0.430 |
| Number of diagnoses on this record | 1.14 | [1.10, 1.19] | <0.0001* |
*Significant at α level of 0.05; aOther category included self-pay and other type of insurances