Table 1.

Study Participant Characteristics. Adolescents are grouped by GA group. Data are group means and standard deviations

	Early preterm (N = 11)	Late preterm (N = 10)	Term (N = 7)	Adults (N = 9)
Study participant characteristics
Age (years)	13.6 ± 0.5	14.0 ± 0.9	13.9 ± 0.4	23.6 ± 5.2
GA (weeks)	29.9 ± 2.0*#	35.2 ± 0.9*#	38.5 ± 1.6	40.3 ± 0.7
BW%	32.7 ± 32.4*	28.1 ± 26.9*	76.5 ± 17.9	NA
Cortisol (nmol/l)	3.24 ± 1.1	4.1 ± 1.9	4.7 ± 1.31	NA
Resting motor threshold (% stimulator output) (figure eight coil)	49.8 ± 14.5	43.7 ± 7.7	43.9 ± 3.7	45.1 ± 5.5
Active motor threshold (% stimulator output) (rTMS coil)	46.5 ± 10.9	42.0 ± 9.0	45.1 ± 5.0	51.4 ± 9.6
cTBS Intensity (% stimulator output)	37.2 ± 8.6	33.7 ± 7.2	36.1 ± 3.9	41.1 ± 7.7
Baseline MEP amplitude (mV)	0.92 ± 0.34	1.0 ± 0.16	1.16 ± 0.10	1.3 ± 0.24
Mean MEP amplitude post cTBS (% baseline)	96.3 ± 23.3*	92.0 ± 21.4*	55.8 ± 23.8	79.7 ± 12.6*

*p ≤ 0.05 when compared with term group.

#p ≤ 0.05 when compared with adults.