. Author manuscript; available in PMC: 2022 May 1.

Published in final edited form as: Eur Radiol. 2020 Oct 17;31(5):2778–2787. doi: 10.1007/s00330-020-07386-4

Table 3 –

Subjective image quality ratings and inter-reader agreement

	CTA	QISS MRA	p-value	NCCT	PDIP-SOS	p-value
Rating	4.0 [3.0–4.0]	3.0 [3.0–4.0]	0.0369	4.0 [4.0–4.0]	4.0 [3.0–4.0]	0.0093
κ	0.819 [0.778–0.860]	0.669 [0.605–0.733]		0.891 [0.846–0.924]	0.517 [0.401–0.632]

CTA, Computed tomography angiography; QISS MRA, Quiescent interval slice-selective magnetic resonance angiography; NCCT, non-contrast CT; PDIP-SOS, proton density-weighted in-phase stack of stars MR

Results are reported with [95% confidence interval]