Table 2. The Pearson correlation coefficients of 10 indicators and 3 ego indicators.

	degree	info. cen.	ego info. cen.	effect. size	bet. cen.	ego bet. cen.	eigen. cen.	ego eigen.	close. cen.	efficiency	density	hierarchy	constrain
degree	—	±0.10	±0.34	±0.15	±0.20	±0.15	±0.11	±0.18	±0.69	±0.38	±0.38	±0.37	±0.13
info. cen.	0.88	—	±0.39	±0.12	±0.17	±0.17	±0.16	±0.20	±0.71	±0.39	±0.42	±0.44	±0.14
ego info. cen.	0.55	0.47	—	±0.41	±0.35	±0.32	±0.32	±0.44	±0.53	±0.45	±0.50	±0.38	±0.52
effect. size	0.94	0.81	0.39	—	±0.16	±0.13	±0.20	±0.25	±0.68	±0.40	±0.34	±0.38	±0.13
bet. cen.	0.77	0.61	0.30	0.83	—	±0.22	±0.22	±0.25	±0.61	±0.34	±0.28	±0.30	±0.19
ego bet. cen.	0.83	0.66	0.35	0.89	0.82	—	±0.19	±0.23	±0.53	±0.34	±0.29	±0.28	±0.20
eigen. cen.	0.87	0.80	0.63	0.78	0.61	0.68	—	±0.33	±0.72	±0.36	±0.39	±0.32	±0.18
ego eigen. cen.	0.78	0.66	0.49	0.69	0.54	0.56	0.62	—	±0.60	±0.38	±0.39	±0.35	±0.21
closeness cen.	0.45	0.50	0.25	0.45	0.45	0.45	0.48	0.20	—	±0.40	±0.42	±0.43	±0.60
efficiency	−0.03	−0.11	−0.23	0.20	0.21	0.17	−0.11	−0.03	0.01	—	±0.41	±0.27	±0.32
density	−0.07	−0.04	0.20	−0.26	−0.23	−0.21	0.00	−0.03	−0.13	−0.79	—	±0.43	±0.31
hierarchy	−0.21	−0.35	0.10	−0.14	−0.07	−0.06	−0.18	−0.22	−0.06	0.30	−0.20	—	±0.47
constrain	−0.68	−0.76	−0.11	−0.72	−0.53	−0.51	−0.54	−0.56	−0.34	−0.28	0.40	0.35	—
degree (BA)	—	0.94	0.39	1.00	0.93	0.93	0.92	0.57	0.66	0.31	0.07	−0.34	−0.56
degree (ER)	—	0.96	0.30	1.00	0.92	0.95	0.91	0.69	0.74	0.11	0.03	−0.26	−0.68
degree (WS)	—	0.99	0.35	0.99	0.93	0.98	0.88	0.43	0.78	−0.02	−0.04	0.10	−0.75