Improving Long-Term Outcomes for Patients with Extra-Abdominal Soft Tissue Sarcoma Regionalization to High-Volume Centers, Improved Compliance with Guidelines or Both?
Table 4
Multivariable analysis for 30-day mortality.
Variable
Comparison
Adjusted OR
95% CI
value
Volume
2nd versus 1st tercile
0.67
0.28
1.55
0.29
3rd versus 1st tercile
0.49
0.16
1.31
0.12
Age
Per 1-year older
1.03
1.00
1.06
0.01
Sex
Male versus female
1.28
0.62
2.72
0.45
Race
White versus black/others
1.32
0.46
4.67
0.58
Insurance
Yes versus no
0.71
0.16
6.67
0.66
Income
$30,000–$34,999 versus < $30,000
0.99
0.27
3.60
0.98
$35,000–$45,999 versus < $30,000
1.51
0.43
5.70
0.47
$46,000+ versus < $30,000
1.25
0.30
5.50
0.73
Education
20%–28.9% versus 29%+
0.47
0.15
1.39
0.12
14%–19.9% versus 29%+
0.24
0.06
0.86
0.01
<14% versus 29%+
0.38
0.11
1.37
0.09
Charlson
1 versus 0
1.06
0.36
2.63
0.90
2+ versus 0
5.87
2.07
14.86
<0.001
Site
Others (head/neck/overlapping) versus extremity
0.30
0.00
2.46
0.34
Trunk versus extremity
2.10
0.97
4.81
0.04
Tumor size
5–10 cm versus < 5 cm
1.29
0.37
5.48
0.66
>10 cm versus < 5 cm
4.06
1.38
15.90
0.007
Grade
Moderately differentiated versus well differentiated
2.39
0.39
12.70
0.24
Poorly differentiated versus well differentiated
4.78
1.50
19.49
0.006
Undifferentiated versus well differentiated
3.41
0.97
14.48
0.04
Cell type not determined versus well differentiated
