Table 3.
Pairwise comparisons of mean volumetric outputs for different TPMs in cohort 2. Paired t-tests were used to compare tissue volume estimates between pairs of pipelines. TPM = tissue probability map. TOM = Template-O-Matic, COM = CerebroMatic.
| Measure: TIV | ||||||
|---|---|---|---|---|---|---|
| TPM 1 (cm3) | TPM 2 (cm3) | Mean Difference | t(73) | P-value | 95 % Confidence Interval for Difference |
|
| Lower Bound | Upper Bound | |||||
| Default (1387.94) | TOM (1413.97) | −26.03 | −9.68 | <.001 | −20.67 | −31.38 |
| Default (1387.94) | COM (1415.72) | −27.78 | −11.18 | <.001 | −22.82 | −32.73 |
| TOM (1413.97) | COM (1415.72) | −1.75 | −0.59 | = .55 | −4.12 | 7.62 |
| Measure: GM Volume | ||||||
|---|---|---|---|---|---|---|
| TPM 1 (cm3) | TPM 2 (cm3) | Mean Difference | t(73) | P-value | 95 % Confidence Interval for Difference |
|
| Lower Bound | Upper Bound | |||||
| Default (756.25) | TOM (762.86) | −6.61 | −2.49 | 0.014 | −1.32 | −11.88 |
| Default (756.25) | COM (773.49) | −17.24 | −10.17 | <.001 | −13.86 | −20.62 |
| TOM (762.86) | COM (773.49) | −10.64 | −5.09 | <.001 | −6.47 | −14.81 |
| Measure: WM Volume | ||||||
|---|---|---|---|---|---|---|
| TPM 1 (cm3) | TPM 2 (cm3) | Mean Difference | t(73) | P-value | 95 % Confidence Interval for Difference |
|
| Lower Bound | Upper Bound | |||||
| Default (418.64) | TOM (425.71) | −7.06 | −10.1 | <.001 | −8.46 | −5.67 |
| Default (418.64) | COM (419.04) | −0.39 | −0.59 | 0.56 | −1.71 | 0.93 |
| TOM (425.71) | COM (419.04) | 6.67 | 12.03 | <.001 | 5.57 | 7.78 |