| Variables |
Improved/Unimproved |
Improved Percentage (%) |
P Value |
| Gender |
|
|
1.000 |
| Male |
15/7 |
68.1 |
|
| Female |
20/11 |
64.5 |
|
| Age (years) |
|
|
0.397 |
| <40 |
4/3 |
57.1 |
|
| 40-50 |
18/6 |
75 |
|
| 50-60 |
10/7 |
58.8 |
|
| >60 |
2/3 |
40 |
|
| Headache |
|
|
1.000 |
| Yes |
13/7 |
65 |
|
| No |
22/11 |
66.7 |
|
| Impaired vision |
|
|
0.402 |
| Yes |
15/10 |
60 |
|
| No |
20/8 |
71.4 |
|
| Location |
|
|
1.000 |
| medial |
13/7 |
65 |
|
| middle and lateral |
22/11 |
66.7 |
|
| Tumor size (cm) |
|
|
0.034 |
| size ≤3 |
23/6 |
79.3 |
|
| 3<size ≤5 |
10/11 |
47.6 |
|
| size>5 |
1/2 |
33.3 |
|
| Peritumoral edema |
|
|
0.044 |
| Yes |
5/8 |
38.5 |
|
| No |
29/11 |
72.5 |
|
| Encasement |
|
|
0.002 |
| Yes |
2/8 |
20 |
|
| No |
32/11 |
74.4 |
|
| Extent of resection |
|
|
0.022 |
| Simpson I-II |
20/18 |
52.6 |
|
| Simpson III |
9/1 |
90 |
|
| Simpson IV |
5/0 |
100 |
|
| Approach |
|
|
0.353 |
| Conventional pterional |
25/11 |
69.4 |
|
| Extended pterional |
7/5 |
58.3 |
|
| POEZ* |
2/3 |
40 |
|
| Blood supply |
|
|
0.003 |
| Rich |
16/17 |
48.5 |
|
| Poor |
18/2 |
90 |
|
| Adhesion |
|
|
0.004 |
| Yes |
14/16 |
46.7 |
|
| No |
20/3 |
87.0 |
|
| Pathological category |
|
|
0.811 |
| Endothelial |
21/8 |
72.4 |
|
| Transitional |
8/6 |
57.1 |
|
| Fibrous |
3/2 |
60 |
|
| Angiomatous |
2/1 |
66.7 |
|
| Atypical type |
1/1 |
50 |
|
| Duration(months) |
|
|
0.773 |
| ≤3 |
15/5 |
75 |
|
| 3<duration≤6 |
5/3 |
62.5 |
|
| 6<duration≤12 |
4/3 |
57.1 |
|
| 12<duration≤24 |
4/3 |
57.1 |
|
| duration>24 |
6/5 |
54.5 |
|
| Preoperative KPS |
|
|
0.006 |
| 90≤KPS≤100 |
1/6 |
14.3 |
|
| KPS=80 |
19/5 |
79.2 |
|
| KPS=70 |
10/4 |
71.4 |
|
| 50≤KPS≤60 |
4/2 |
66.7 |
|
| KPS≤40 |
0/2 |
0 |
|
| Estimated blood loss(ml) |
|
|
0.967 |
| >1600 |
6/3 |
66.7 |
|
| 1200-1600 |
14/7 |
66.7 |
|
| 900-1200 |
8/6 |
57.1 |
|
| 600-900 |
3/1 |
75 |
|
| ≤600 |
4/1 |
80 |
|
| Operative time (hour) |
|
|
0.219 |
| <3 |
5/4 |
55.6 |
|
| 4≤time<5 |
16/8 |
66.7 |
|
| 5≤time<6 |
5/5 |
50 |
|
| 6≤time<7 |
7/0 |
100 |
|
| ≥7 |
2/1 |
66.7 |
|
POEZ *: Orbito-petrional approach extended to the zygoma |
