TABLE 1 Correlation Between Fusion Types (SYT-SSX1 or SYT-SSX2) and Various Clinicopathologic Parameters
From: Association of SYT-SSX Fusion Types with Proliferative Activity and Prognosis in Synovial Sarcoma
Variables | SSX1 | SSX2 | P |
|---|---|---|---|
Ki-67 LIa (%) | 20.6 ± 4.9 | 5.2 ± 1.6 | 0.011 |
p27 LI (%) | 30.8 ± 9.4 | 18.2 ± 5.0 | NS |
p53 (cases) | |||
Positive | 5 | 3 | |
Negative | 5 | 6 | NS |
bc1-2 (cases) | |||
Positive | 9 | 6 | |
Negative | 1 | 3 | NS |
Histologic subtype (cases) | |||
Biphasic | 4 | 2 | |
Monophasic | 6 | 7 | NS |
Mitotic ratea | |||
>15/10 HPF | 7 | 2 | |
<15/10 HPF | 3 | 7 | 0.070 |
Age (y) | |||
<15 | 3 | 2 | |
>15 | 7 | 7 | NS |
Sex (cases) | |||
Male | 6 | 2 | |
Female | 4 | 7 | NS |
Location (cases) | |||
Extremities | 8 | 7 | |
Central axis | 2 | 2 | NS |
Size (cases) | |||
<5 cm | 2 | 1 | |
>5 cm | 8 | 8 | NS |
