Table 4.
Multivariate analyses of factors associated with STS.
| All patients, n (%) | STS, n (%) | CS, n (%) | OR [95% CI] | P-valuesa | |
|---|---|---|---|---|---|
| N | 190 | 44 | 146 | ||
| Cognitive dysfunction | 52 (27.4%) | 26 (59.1%) | 26 (17.8%) | 4.49 [2.02-12.08] | .0005 |
| Extent of resection | |||||
| Surgery | 153 (80.5%) | 26 (61.9%) | 127 (88.8%) | 5.24 [1.89-14.51] | .0014 |
| Biopsy | 32 (16.8%) | 16 (38.1%) | 16 (11.2%) | ref | ref |
| Number of mitoses | |||||
| >8 | 61 (37.8%) | 23 (57.5%) | 38 (31.4%) | 0.25 [0.10-0.60] | .0022 |
| ≤8 | 100 (62.2%) | 17 (42.5%) | 83 (68.6%) | ref | ref |
Multivariate analysis: logistic regression without covariate adjustment.
CS, classical survivors; STS, short-term survivors; OR, odds ratio; CI, confidence interval.