Table 3. Technical and quality results.

	n = 37
Technical success rate	92 % (34 patients)
Median number of inserted markers (per patient)	3 (0–4)
Adverse events (%)	8 %
Fever	2.7 %
Mild acute pancreatitis	2.7 %
Biliary stent migration	2.7 %
	n = 34
SBRT delivered (%)	97.1 %
Markers migration rate (%)	5.9 % (2 patients)
	n = 32
Markers inside the tumor or < 1 cm
1 (1)	12.5 %
2 (2)	31.3 %
≥ 3 (3)	56.2 %
Markers in the extremity of the tumor
0 (0)	25 %
1 (1)	68.8 %
≥ 2 (2)	12.5 %
Markers in different planes
Yes (2)	56.3 %
No (0)	43.7 %
Distance from the biliary stent > 1 mm
No (0)	15.6 %
Yes (2)	84.4 %
Overlap FEV
Yes (0)	71.9 %
No (3)	28.1 %

(n) = Points attributed accordingly to the quality score.