Decreased resting state functional connectivity in nonHAND group compared to seronegative control.

<p>Decreased resting state functional connectivity in nonHAND group compared to seronegative control.</p

The differences of resting connectivity between HAND group and nonHAND group.

<p>Upper images display the regions showing the FC with the left precuneus (P < .05, corrected). Lower images display the regions showing the FC with the right precuneus (P < .05, corrected).</p

Impairment of domains of neurocognitive function.

<p>Impairment of domains of neurocognitive function.</p

Renderd <i>t</i> maps of FC value.

<p>(A, B) show the FC maps of HAND with the seed located in the left and right precuneus, respectively. (C, D) show the FC maps of nonHAND group with the seed located in the left and right precuneus (P < .005, uncorrected).</p

Baseline characteristics of study participants.

<p>Baseline characteristics of study participants.</p