Table 5. Pairwise comparison of estimated mean total volume of brain metastases at week 4 PI with the sixth passage as reference.

Passage	Estimate	Sig. (2-tailed)	Bca 95% CI
			Lower Bound	Upper Bound
1	-160.506	< 0.001	-206.626	-107.264
2	-163.376	< 0.001	-207.521	-110.805
3	-20.712	0.541	-77.043	44.554
4	16.518	0.735	-54.114	97.585
5	-0.798	0.979	-53.327	58.510
6	0