Table 2.
Comparison of patients’ clinical characteristics in the surgical and nonsurgical groups
| Characteristic | Surgical group (n = 6) | Nonsurgical group (n = 5) | P value |
|---|---|---|---|
| Age (years) |
45.3 ± 7.7 |
59.2 ± 3.9 |
0.247a |
| Gender |
|
|
0.545b |
| Male |
1 (16.7%) |
2 (40.0%) |
|
| Female |
5 (83.3%) |
3 (60.0%) |
|
| Time from symptoms and signs to treatment (days) |
3.5 ± 1.1 |
10.8 ± 5.5 |
0.329a |
| Performance status (ECOG) |
|
|
0.455b |
| < 2 |
2 (33.3%) |
0 (0.0%) |
|
| ≥ 2 |
4 (66.7%) |
5 (100.0%) |
|
| Lactate dehydrogenase (IU/l) |
300.8 ± 38.4 |
433.2 ± 149.6 |
0.792a |
| Extra-nodal involvement >1 site |
|
|
0.242b |
| Yes |
2 (33.3%) |
4 (80.0%) |
|
| No |
4 (66.7%) |
1 (20.0%) |
|
| Stage |
|
|
0.545b |
| 1 |
3 (50.0%) |
1 (20.0%) |
|
| 4 |
3 (50.0%) |
4 (80.0%) |
|
| International Prognostic Index score |
|
|
0.545b |
| Low/low-intermediate |
3 (50.0%) |
1 (20.0%) |
|
| High/high-intermediate |
3 (50.0%) |
4 (80.0%) |
|
| Neurological deficit recovery |
|
|
0.015b |
| Complete |
6 (100.0%) |
1 (20.0%) |
|
| Partial |
0 (0.0%) |
4 (80.0%) |
|
| Overall survival (months) | 48.6 ± 13.7 | 17.8 ± 3.4 | 0.177a |
Data presented as mean ± standard error of the mean or number (percentage). ECOG, Eastern Cooperative Oncology Group. aMann–Whitney U test. bFisher’s exact test.