Table 1 Differences in posture during rest between general movements in infants lying in and outside a nest.

Early preterm age (30–33 weeks)	Late preterm age (34–36 weeks)	Term age (37–40 weeks)
Posture before general movements
NEST more adduction	NEST more adduction	NEST more adduction
L shoulder*	L shoulder*	L shoulder**
R shoulder*	R shoulder*	R shoulder**
NEST more flexion	NEST more flexion	NEST more flexion
R elbow*	R hip*	L hip*
L hip*	R knee*	R hip*
R hip*		L knee*
L knee*		R knee*
	NEST more often
	Head in the midline*
Posture after general movements
NEST more adduction	NEST more adduction	NEST more adduction
		L shoulder*
		R shoulder**
NEST more flexion	NEST more flexion	NEST more flexion
L elbow*	L elbow*	L hip*
L hip*	L hip**	R hip*
R hip*	R hip**	L knee*
L knee*	L knee**
R knee*	R knee*
		NEST more often
		Head in the midline*

L, left, R, right.

*p<0.05, **p<0.01: differences between lying in a nest and without a nest (Wilcoxon's signed rank test).