Table 2. Mean total number of fibers with corresponding intra-rater measurement error, repeatability coefficient, and reliability data for ten white matter tracts in preterm and term infants.

Tract	Mean (SD)	With-subject SD	Repeatability	ICC (95% Cl)
MCP	311.2 (96.5)	4.3	11.9	0.997 (0.993, 0.998)
SCP	109.2 (39.6)	2.1	5.7	0.996 (0.993, 0.999)
CC	1468.1 (424.6)	37.2	103.0	0.994 (0.992, 0.999)
FX	28.2 (13.3)	0.6	2.5	0.995 (0.992, 0.998)
CG	42.2 (36.5)	0.9	2.6	0.995 (0.998, 0.999)
CST	16.5 (11.7)	0.4	1.1	0.998 (0.994, 0.999)
OR	54.8 (35.6)	1.3	3.6	0.998 (0.997, 0.999)
UNC	73.0 (39.0)	1.6	4.4	0.998 (0.994, 0.999)
IFO	58.9 (60.5)	0.7	2.0	0.998 (0.997, 0.999)
ILF	114.5 (84.9)	2.8	7.7	0.989 (0.997, 0.999)