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. 2012 Mar 27;7(3):e33425. doi: 10.1371/journal.pone.0033425

Table 5. Correlation between metabolic energy per synapse (CMR/Inline graphic) and synaptic fraction of metabolism (Inline graphic).

Species/region correlation significance
Inline graphic Inline graphic
Rat: parietal cortex −0.992 0.001
Rat: visual cortex −0.753 0.084
Cat: visual cortex −0.869 0.011
Monkey: frontal cortex −0.889 0.044
Monkey: visual cortex −0.927 0.008
Monkey: sensorimotor crtx −0.995 0.000
Human: frontal cortex −0.642 (0.049) 0.063 (0.908)
Human: visual cortex −0.968 (−0.968) 0.000 (0.002)
Human: temporal cortex −0.659 (−0.872) 0.054 (0.005)

Values in the brackets refer to Inline graphic and Inline graphic without the prenatal data points.