Table 2.

Internetwork similarity indexes and network comparison tests across four groups.

Comparison	Edge weights similarity	Strength similarity	Predictability similarity	Global strength invariance	Network structure invariance
JH - SH	rs = 0.882⁎⁎	rs = 0.817⁎	rs = 0.850⁎⁎	p = 0.003	p = 0.398
JH - College	rs = 0.816⁎⁎	rs = 0.783⁎	rs = 0.783⁎	p = 0.086	p = 0.082
JH - Elderly	rs = 0.599⁎⁎	rs = 0.750⁎	rs = 0.583	p = 0.017	p = 0.005
SH - College	rs = 0.784⁎⁎	rs = 0.850⁎⁎	rs = 0.767⁎	p = 0.000	p = 0.744
SH - Elderly	rs = 0.555⁎⁎	rs = 0.733⁎	rs = 0.233	p = 0.086	p = 0.000
College - Elderly	rs = 0.621⁎⁎	rs = 0.517	rs = 0.417	p = 0.000	p = 0.038

Note. JH, Junior high school students. SH, Senior high school students. Spearman correlations (r_s) were computed; p-values were adjusted for Bonferroni-Holm correction.

^⁎p < 0.050.

^⁎⁎p < 0.010.