Trends in Kaposi’s Sarcoma in Miami Beach from 1987 to 2007
Table 3
Univariate and multivariate Cox-proportional hazards models in a population of Kaposi’s sarcoma patients diagnosed at Mount Sinai Medical Center in Miami Beach, FL, USA.
Variable
Hazard ratio (95% confidence limits)
P value
Age
>50
0.91 (0.60, 1.21)
0.66
<50*
1
Year of diagnosis
1997–2007
0.38 (0.24, 0.60) 1
<0.0001
1987–1996*
0.33 (0.19, 0.55)** 1
<0.0001
Sex
Male
0.94 (0.69, 1.19)
0.84
Female*
1
Ethnicity
Hispanic, white
0.52 (0.36, 0.68) 1
0.01
Non-Hispanic, white*
0.55 (0.33, 0.90)** 1
0.02
Smoking
Current
0.62 (0.46, 0.77)
0.17
Former
1.06 (0.73, 1.39)
0.82
Nonsmoker*
1
Site of initial presentation
Skin
0.69 (0.49, 0.88)
0.22
Nonskin*
1
Stage
Regional
1.14 (0.83, 1.45)
0.68
Distant
1.48 (0.99, 1.96)
0.07
Local*
1
Chemotherapy
1.27 (0.92, 1.62)
0.43
No chemotherapy*
1
Radiation
1.01 (0.67, 1.34)
0.98
No radiation*
1
HIV status
Positive
1.02 (0.67, 1.36)
0.91
Negative*
1
*Reference level.
**Significant variables based on multivariate analysis.