Table 1.

Patient baseline data, and aneurysm wall thickness and enhancement ratio measurement results

Patient No	Location	Size (mm)	Category	R	P_R	Q_R	AWT_Enh (mm)	AWT_Non (mm)	P_T	Q_T	AWT range (mm)	ER range (mm)

1	ACoA	5	Saccular	0.86	<0.001^*	<0.001^*	0.43±0.13	0.26±0.03	<0.001^*	<0.001 ^*	(0.16–0.74)	(0.40–1.90)
2	R MCA	6.5	Saccular	0.87	<0.001^*	<0.001^*	0.65±0.10	0.37±0.11	<0.001^*	<0.001 ^*	(0.16–0.78)	(0.29–1.44)
3	L MCA	6.5	Saccular	0.84	<0.001^*	<0.001^*	0.74±0.14	0.45±0.13	<0.001^*	<0.001 ^*	(0.30–1.1 1)	(0.14–2.26)
4	R MCA	5	Saccular	0.81	<0.001^*	<0.001^*	0.54±0.14	0.31±0.11	<0.001^*	<0.001 ^*	(0.20–0.93)	(0.38–2.15)
5	ACoA	5.5	Saccular	0.76	<0.001^*	<0.001^*	0.42±0.13	0.29±0.05	<0.001^*	<0.001 ^*	(0.18–1.03)	(0.69–2.55)
6	BA	7	Saccular	0.63	<0.001^*	<0.001^*	0.61±0.10	0.42±0.07	<0.001^*	<0.001 ^*	(0.29–0.81)	(0.45–1.42)
7	L PCA	6.5	Saccular	0.74	<0.001^*	<0.001^*	0.55±0.12	0.34±0.10	<0.001^*	<0.001 ^*	(0.18–0.80)	(0.44–1.53)
8	L MCA	7	Saccular	0.79	<0.001^*	<0.001^*	0.62±0.15	0.36±0.12	<0.001^*	<0.001 ^*	(0.1 1–0.75)	(0.34–1.69)
9	ACA	5	Saccular	0.56	<0.001^*	<0.001^*	0.40±0.13	0.27±0.04	<0.001^*	<0.001 ^*	(0.23–0.82)	(0.71–2.31)
10	BA	6.5	Saccular	0.76	<0.001^*	<0.001^*	0.52±0.17	0.35±0.09	<0.001^*	<0.001 ^*	(0.21–1.00)	(0.14–2.40)
11	ACoA	10.5	Saccular	0.67	<0.001^*	<0.001^*	0.58±0.11	0.45±0.06	<0.001^*	<0.001 ^*	(0.33–0.87)	(0.35–1.65)
12	L MCA	5.1	Fusiform	0.56	<0.001^*	<0.001^*	0.41±0.12	0.30±0.07	<0.001^*	<0.001 ^*	(0.18–0.68)	(0.30–1.76)
13	ACoA	6	Saccular	0.60	<0.001^*	<0.001^*	0.43±0.13	0.32±0.08	<0.001^*	<0.001 ^*	(0.18–0.68)	(0.58–1.70)
14	L PCA	7.6	Fusiform	0.60	<0.001^*	<0.001^*	0.51±0.13	0.39±0.06	<0.001^*	<0.001 ^*	(0.26–0.97)	(0.39–1.64)
15	L MCA	5.9	Fusiform	0.82	<0.001^*	<0.001^*	0.52±0.25	0.32±0.09	<0.001^*	<0.001 ^*	(0.13–1.22)	(0.21–3.24)
16	R VA	8.1	Fusiform	0.66	<0.001^*	<0.001^*	0.60±0.08	0.41±0.08	<0.001^*	<0.001 ^*	(0.32–0.77)	(0.26–1.14)
17	BA	8.3	Fusiform	0.52	<0.001^*	<0.001^*	0.58±0.15	0.47±0.06	<0.001^*	<0.001^*	(0.41–1.17)	(0.33–2.34)
18	L MCA	6	Saccular	0.39	<0.001^*	<0.001^*	0.46±0.12	0.37±0.07	<0.001^*	<0.001 ^*	(0.24–0.85)	(0.38–2.13)
19	L VA	11.8	Fusiform	0.38	<0.001^*	<0.001^*	0.56±0.10	0.48±0.03	<0.001^*	<0.001 ^*	(0.44–0.76)	(0.77–2.56)
20	L MCA	8.4	Fusiform	0.87	<0.001^*	<0.001^*	0.54±0.17	0.39±0.06	<0.001^*	<0.001 ^*	(0.28–1.19)	(0.69–2.69)
21	L SCA	4.8	Fusiform	0.73	<0.001^*	<0.001^*	0.39±0.11	0.28±0.07	<0.001^*	<0.001 ^*	(0.16–0.57)	(0.71–1.52)
22	BA	8.3	Fusiform	0.70	<0.001^*	<0.001^*	0.60±0.16	0.40±0.08	0.001^*	0.001 ^*	(0.31–0.93)	(0.34–1.59)
23	L MCA	12	Saccular	0.77	<0.001^*	<0.001^*	0.66±0.24	0.44±0.11	0.001^*	0.002^*	(0.35–1.24)	(0.29–2.52)
24	ACoA	12	Saccular	0.61	0.001^*	0.001^*	0.57±0.15	0.46±0.06	0.011^*	0.013^*	(0.39–0.91)	(0.52–1.76)
25	L MCA	10	Saccular	0.67	<0.001^*	<0.001^*	0.53±0.18	0.41±0.08	0.011^*	0.013^*	(0.32–1.22)	(0.42–2.57)
26	R VA	5	Saccular	0.36	<0.001^*	<0.001^*	0.41±0.13	0.36±0.15	0.436	0.469	(0.18–0.86)	(0.20–2.16)
27	R ICA	12	Fusiform	0.25	0.056	0.056	0.48±0.10	0.47±0.09	0.771	0.800	(0.31–0.80)	(0.63–3.26)
28	R VA	7	Fusiform	0.37	<0.001^*	<0.001^*	0.44±0.10	0.44±0.10	0.971	0.971	(0.29–0.72)	(0.63–1.89)
29	ACoA	7.5	Saccular	0.69	<0.001^*	<0.001^*	NA	0.43±0.11	NA	NA	(0.18–0.80)	(0.11–1.00)

p<0.05 or Q<0.05.

ACA, anterior cerebral artery; ACoA, anterior communicating artery; AWT, aneurysm wall thickness; BA, basilar artery; ER, enhancement ratio; ICA, internal carotid artery; L, left; MCA, middle cerebral artery; NA, not applicable; PCA, posterior cerebral artery; P_R, p value of correlation coefficient R; P_T, p value of t test; Q_R, corrected p value of correlation coefficient R using Benjamini-Hochberg procedure; Q_T, corrected p value of t test using Benjamini-Hochberg procedure; R, right; SCA, superior cerebellar artery; VA, vertebral artery.