Table 1 Comparison of the 4 tumor size groups
Type of tumor | Size of primary tumor | P-value | ||||
|---|---|---|---|---|---|---|
<= 4 cm | 4 - 6 cm | 6 - 9 cm | > 9 cm | |||
No. of patients by tumor size group [%] | ALL | 32 [30] | 24 [23] | 25 [24] | 25 [24] | 0.034 (PGL vs. PHEO) |
PGL | 31 [35] | 19 [21] | 20 [22] | 19 [21] | ||
PHEO | 1 [6] | 5 [29] | 5 [29] | 6 [35] | ||
Probability of 5-year survival [%] | ALL | 94.1 | 95 | 83.4 | 88 | 0.16 |
PGL | 93.8 | 93.8 | 85.0 | 89.5 | 0.26 | |
PHEO | 100 | 100 | 75.0 | 83.3 | 0.39 | |
Years to death (median) | ALL | >55 | >25 | 12 | 20 | 0.035 |
PGL | >55 | >25 | 12 | 20 | 0.030 | |
PHEO | >5 | 9 | 8 | 17 | 0.58 | |
Survival Hazard Ratio | ALL | 1 | 4.6 | 12.21 | 5.82 | |
No. of deceased patients [%] | ALL | 1 [3.13] | 6 [25] | 10 [40] | 6 [24] | |
Median age at diagnosis | ALL | 32 | 25 | 30 | 31 | 0.44 |
Median year of diagnosis | ALL | 2007 | 2003 | 2004 | 2003 | 0.043 |
Years to metastases (median) | ALL | 8 | 4 | 3 | 1 | 0.0008 |
Probability of 5-year “metastases-free interval” [%] | ALL | 66.2 | 34.6 | 25.1 | 19.2 | 0.0002 |
Probability of 10-year “metastases-free interval” [%] | ALL | 34.0 | 12.4 | 16.8 | 19.2 | 0.004 |