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Table 1 Post-adolescent changes in cortical complexity

From: Post-adolescent developmental changes in cortical complexity

Comparison between adolescence and adulthood cortical complexity for each gender separately using two different methods
  Box-counting method Minkowski-Bouligand method
Region girls n = 11 mean ± sd women n = 7 mean ± sd girls > women Mann Whitney Test (p; U) girls n = 11 mean ± sd women n = 7 mean ± sd girls > women Mann Whitney Test (p; U)
Frontal LH 2.460 ± 0.019 2.439 ± 0.016 p = 0.013; U = 11 2.561 ± 0.014 2.537 ± 0.020 p = 0.013; U = 11
Parietal LH 2.421 ± 0.019 2.384 ± 0.017 p = 0.002; U = 4 2.530 ± 0.011 2.499 ± 0.019 p = 0.002; U = 4
Temporal LH 2.405 ± 0.023 2.395 ± 0.017 p = 0.189; U = 24 2.525 ± 0.015 2.514 ± 0.014 p = 0.094; U = 20
Occipital LH 2.340 ± 0.023 2.322 ± 0.020 p = 0.221; U = 25 2.459 ± 0.021 2.443 ± 0.016 p = 0.052; U = 17
Frontal RH 2.460 ± 0.012 2.427 ± 0.025 p = 0.013; U = 11 2.565 ± 0.013 2.539 ± 0.020 p = 0.01; U = 10
Parietal RH 2.419 ± 0.018 2.371 ± 0.036 p = 0.016; U = 12 2.540 ± 0.013 2.498 ± 0.025 p = 0.002; U = 5
Temporal RH 2.398 ± 0.013 2.381 ± 0.022 p = 0.077; U = 19 2.529 ± 0.011 2.516 ± 0.016 p = 0.063; U = 18
Occipital RH 2.320 ± 0.027 2.317 ± 0.049 p = 0.892; U = 37 2.464 ± 0.022 2.446 ± 0.034 p = 0.298; U = 27
LH 2.506 ± 0.013 2.497 ± 0.016 p = 0.298; U = 27 2.624 ± 0.013 2.600 ± 0.018 p = 0.006; U = 8
RH 2.517 ± 0.014 2.489 ± 0.016 p = 0.004; U = 7 2.627 ± 0.011 2.600 ± 0.019 p = 0.006; U = 8
WB 2.540 ± 0.017 2.513 ± 0.022 p = 0.016; U = 12 2.664 ± 0.012 2.637 ± 0.019 p = 0.003; U = 7
  Box-counting method Minkowski-Bouligand method
Region boys n = 6 mean ± sd men n = 7 mean ± sd boys > men Mann Whitney Test (p; U) boys n = 6 mean ± sd men n = 7 mean ± sd boys > men Mann Whitney Test (p; U)
Frontal LH 2.450 ± 0.018 2.417 ± 0.018 p = 0.004; U = 1 2.551 ± 0.012 2.522 ± 0.016 p = 0.004; U = 1
Parietal LH 2.402 ± 0.024 2.356 ± 0.033 p = 0.015; U = 4 2.517 ± 0.017 2.470 ± 0.026 p = 0.007; U = 2
Temporal LH 2.413 ± 0.019 2.372 ± 0.037 p = 0.032; U = 6 2.535 ± 0.009 2.490 ± 0.030 p = 0.015; U = 4
Occipital LH 2.329 ± 0.011 2.317 ± 0.012 p = 0.116; U = 10 2.450 ± 0.012 2.427 ± 0.018 p = 0.015; U = 4
Frontal RH 2.449 ± 0.012 2.404 ± 0.026 p = 0.010; U = 3 2.553 ± 0.010 2.520 ± 0.020 p = 0.004; U = 1
Parietal RH 2.397 ± 0.024 2.367 ± 0.025 p = 0.022; U = 5 2.514 ± 0.018 2.480 ± 0.024 p = 0.015; U = 4
Temporal RH 2.389 ± 0.021 2.369 ± 0.024 p = 0.116; U = 10 2.519 ± 0.018 2.496 ± 0.024 p = 0.063; U = 8
Occipital RH 2.318 ± 0.037 2.317 ± 0.018 p = 0.668; U = 18 2.446 ± 0.024 2.438 ± 0.015 p = 0.568; U = 17
LH 2.504 ± 0.017 2.480 ± 0.023 p = 0.063; U = 8 2.614 ± 0.010 2.580 ± 0.018 p = 0.004; U = 1
RH 2.510 ± 0.014 2.482 ± 0.022 p = 0.032; U = 6 2.613 ± 0.015 2.582 ± 0.018 p = 0.032; U = 6
WB 2.541 ± 0.015 2.511 ± 0.017 p = 0.015; U = 4 2.650 ± 0.012 2.618 ± 0.017 p = 0.004; U = 1
  1. Post-adolescence measurements: girls versus women; boys versus men, comparisons for fractal dimension computed using box-counting and Minkowski-Bouligand methods. The significant comparisons are written in bold, where LH = left hemisphere; RH = right hemisphere and WB = whole brain.