Table 3.
Results from the multiple comparison analysis (mean CBF, CBF intrasession variance, CBF-SNR). MANUAL ICA = manual ICA-based denoising; FIX ICA = automated ICA-based denoising.
| Comparison | CBF |
CBF variance |
CBF-SNR |
||||||
|---|---|---|---|---|---|---|---|---|---|
| Mean Difference | 95% CI | Summary | Mean Difference | 95% CI | Summary | Mean Difference | 95% CI | Summary | |
| Raw vs. ENABLE | −2.1 | −4.0 to −0.2 | * | −1.6 | −4.6 to 1.3 | ns | −0.2 | −0.3 to −0.1 | *** |
| Raw vs. aCompCor | −3.2 | −3.9 to −2.4 | **** | 9.0 | 6.2 to 11.8 | **** | −0.8 | −0.9 to −0.7 | **** |
| raw vs. MANUAL ICA | −5.1 | −6.1 to −4.2 | **** | 14.7 | 10.4 to 18.9 | **** | −1.8 | −2.1 to −1.5 | **** |
| raw vs. FIX ICA | −5.0 | −5.9 to −4.1 | **** | 14.1 | 9.8 to 18.4 | **** | −1.7 | −2.0 to −1.5 | **** |
| ENABLE vs. aCompCor | −1.1 | −3.1 to 1.0 | ns | 10.7 | 6.7 to 14.6 | **** | −0.7 | −0.8 to −0.5 | **** |
| ENABLE vs. MANUAL ICA | −3.0 | −4.6 to −1.5 | **** | 16.3 | 11.1 to 21.5 | **** | −1.6 | −1.9 to −1.4 | **** |
| ENABLE vs. FIX ICA | −2.9 | −4.4 to −1.4 | **** | 15.8 | 10.6 to 21.0 | **** | −1.6 | −1.8 to −1.3 | **** |
| aCompCor vs. MANUAL ICA | −2.0 | −3.3 to −0.7 | *** | 5.7 | 2.2 to 9.1 | *** | −1.0 | −1.2 to −0.7 | **** |
| aCompCor vs. FIX ICA | −1.8 | −3.0 to −0.6 | ** | 5.1 | 1.6 to 8.6 | ** | −0.9 | −1.2 to −0.6 | **** |
| MANUAL ICA vs. FIX ICA | 0.2 | −0.1 to 0.4 | ns | −0.5 | −1.3 to 0.2 | ns | 0.08 | −0.02 to 0.1 | ns |