Group 1	Group 2	Effect size d	A priori power	Group 1 sample size	Group 2 sample size
CB17/G12V/Day 6	CB17/G12V/Day 30	7.919955	99.9%*	3*	3*
CB17/G12V/Day 6	SCIDBeige/G12V/Day 30	2.659290	89.8%	5	5

^*Five in each group will be used based on the planned comparison calculations making the power 99.9%.