Table 3. Sac diameters.

	Total (n = 167)			Type 2 endoleaks meeting criteria for re-intervention (n = 20)
	Pre-discharge MSCTA	Last follow-up MSCTA	Sac diameter change	Pre-discharge MSCTA	Last follow-up MSCTA	Sac diameter change
Gold standard	60.1 ± 9.2mm	56.3 ± 13.5mm	- 3.0 (IQR: -10.0–1.0) mm	59.9 ± 7.0mm	71.9 ± 9.0mm	8.5 (IQR: - 7.3–13.8) mm
Reader 1	60.0 ± 9.5mm	56.1 ± 13.8mm	- 3.0 (IQR: -9.0–1.0) mm	60.4 ± 7.3mm	71.4 ± 9.8mm	7.5 (IQR: - 6.0–14.5) mm
Reader 2	60.1 ± 9.2 mm	56.3 ± 13.4mm	- 3.0 (IQR: -9.0–2.0) mm	60.1 ± 7.0mm	71.4 ± 9.0mm	8.0 (IQR: 6.0–13.0) mm

MSCTA = multi-slice computer tomography angiography, mm = millimeter, IQR = interquartile range; statistical data in S1 Data.