a negative trendp = 0.096
There was a negative trend when a patient had the first operation in a non-sarcoma center, but this effect was not confirmed (HR 2.1 [95% CI 0.9–4.9]; p = 0.096).
There was a negative trend when a patient had the first operation in a non-sarcoma center, but this effect was not confirmed (HR 2.1 [95% CI 0.9–4.9]; p = 0.096).
On the other hand, there was a positive trend with a margin of more than 2 mm (HR 0.6 [95% CI 0.2–1.5]; p = 0.275) (Table 4 ).