Table 4 Univariate and multivariate analyses of prognostic factors for PASTs and GISTs
From: Clinicopathological characteristics and prognosis of primary appendiceal stromal tumors
Prognostic factors | Univariate analysis | Multivariate analysis | ||||
|---|---|---|---|---|---|---|
β | HR(95%CI) | P | β | HR(95%CI) | P | |
DFS | ||||||
 Age | 0.633 | 1.883(0.730–4.860) | 0.191 |  |  |  |
 Sex | −1.008 | 0.365(0.142–0.941) | 0.037 |  |  |  |
 Location | 0.192 | 1.210(0.162–9.030) | 0.852 |  |  |  |
 Ulceration | −0.842 | 0.431(0.247–0.751) | 0.003 | −0.697 | 0.498(0.271–0.915) | 0.025 |
 Tumor size | −1.731 | 0.177(0.059–0.529) | 0.002 | 1.054 | 2.868(1.166–7.054) | 0.022 |
 Mitotic index | 1.569 | 4.802(1.952–11.814) | 0.001 |  |  |  |
 Histologic type | 1.249 | 3.488(1.380–8.816) | 0.008 |  |  |  |
 NIH risk category | 1.129 | 3.093(1.649–5.801) | 0.000 | 0.955 | 2.598(1.402–4.815) | 0.002 |