Table 1.
All studies investigating hemispheric asymmetries in the neonatal period in full-term neonates and healthy preterm infants as they reach term
| Structural asymmetries in the neonatal period | |||||
|---|---|---|---|---|---|
| Authors, year | Technique | Participant number | Participant status | Age at recording | Study design |
| Gilmore et al. (2004) | 3 T MRI DTI | 20 | Full-term | Newborn | Right/left and sex within-subjects comparison |
| Gilmore et al. (2007) | 3 T MRI | 74 | Full-term | 42.8 ± 1.6 PCA | Right/left within-subjects comparison |
| Thompson et al. (2009) | 1.5 T MRI |
32 full-term 184 preterm |
Full-term (39 ± 1.2 GA) Preterm (27.6 ± 1.9 GA) |
At term PCA |
Right/left within-subjects comparison Preterm/full-term between-subjects comparison |
| Hill et al. (2010) | 3 T MRI | 12 | Full-term | 39 PCA | Right/left within-subjects comparison |
| Liu et al. (2010) | 1.5 T MRI DTI | 37.5 ± 1.5 PCA | 27 | 30.0 ± 2.3 GA | Right/left and age within-subjects comparison |
| Ratnarajah et al. (2013) | 1.5 T DTI | 124 | Full-term | 5–17 days | Right/left within-subjects comparison |
| Li et al. (2014) | 3 T MRI | 73 | Full-term |
27.3 ± 13.1 days 1, 2 years |
Right/left and age within-subjects comparison |
| Meng et al. (2014) | 3 T MRI | 73 | Full-term |
27.3 ± 13.1 days 1, 2 years |
Right/left and age within-subjects comparison |
| Li et al. (2015) | 3 T MRI | 73 | Full-term |
27.3 ± 13.1 days 1, 2 years |
Right/left and age within-subjects comparison |
| Wilkinson et al., (2017a, b) | 3 T MRI HARDI of arcuate fasciculus | 83 | Full-term | 40 PCA–28 years | Right/left within-subjects comparison Age between-subjects comparison |
| Wilkinson et al. 2017a, b | 3 T MRI HARDI of thalamus |
83 in vivo 11 post-mortem foetuses |
Full-term foetuses |
40 PCA–28 years Post-mortem foetuses |
Right/left within-subjects comparison Age between-subjects comparison |
| Dean et al. (2018) | 3 T MRI | 143 | Full-term | 1 month | Right/left within-subjects comparison |
| Lehtola et al. (2018) | 3 T MRI | 68 | Full-term | 2–5 PCA | Right/left within-subjects comparison Age between-subjects comparison |
| Duan et al. (2019) | 3 T MRI | 595 | Full-term | 36.7–46.5 PCA | Right/left within-subjects comparison |
| Vannucci et al. (2019) | 1.5 and 3 T MRI | 121 | Full-term | 0–18 years |
Right/left within-subjects comparison Age and sex between-subjects comparison |
| Functional asymmetries in the neonatal period | |||||
| Croweell et al. (1973) |
EEG repetitive visual stimulation Spectral analysis |
97 | Full-term | – | Right/left within-subjects comparison |
| Molfese and Nunez (1976) | AEP | 14 | Full-term | Within 48 h of birth | Right/left within-subjects comparison |
| Fox and Davidson (1986) |
EEG Taste stimuli Spectral analysis |
16 | Full-term | 2–3 days | Right/left within-subjects comparison |
| Majnemer and Rosenblatt (1992) | SEP | 9 | Full-term |
2–3 days 2 months 6 months |
Right/left and age within-subjects comparison |
| Eiselt et al. (1997) |
EEG Resting state Spectral analysis |
12 |
6 full-term 7 preterm (< 32 GA) |
3–8 days |
Right/left within-subjects comparison Preterm/full-term between-subjects comparison |
| Scher et al. (1997) |
EEG Resting state Spectral analysis |
55 preterm 45 full-term |
Preterm (≤ 32 GA) Full-term |
At term PCA |
Right/left within-subjects comparison Preterm/full-term between-subjects comparison |
| Pena et al. (2003) |
Optical topography Infant-directed speech, reversed, and silence |
14 | Full-term | 2–5 days | Right/left within-subjects comparison |
| Ehberrich et al. (2006) |
1.5 T fMRI Cutaneous and proprioceptive stimulation |
42 newborn 6 infants |
Newborn infants (3–9 months) |
Mean 42 (38–49) PCA |
Right/left within-subjects comparison Newborn/infants between-subjects comparison |
| Telkemeyer et al. (2009) |
EEG NIRS Structured non-speech stimuli |
34 | Full-term | 2–6 days | Right/left within-subjects comparison |
| Kotilahti et al. (2010) |
NIRS Infant-directed speech and music |
13 | Full-term | 37.3–42.3 PCA | Right/left and condition within-subjects comparison |
| Gonzales et al. (2011) |
EEG Resting state Connectivity |
21 |
7: 33–34 7: 38– 39 7: 38–39 GA |
39–40 PCA 39–40 PCA 44–45 PCA |
Right/left within-subjects comparison Age between-subjects comparison |
| Minagawa-Kawai et al. (2011) |
NIRS Auditory stimuli (various durations) |
29 | Full-term | 0–5 days | Right/left and condition within-subjects comparison |
| Perani et al. (2011) |
fMRI Female voice Connectivity DTI |
15 full-term adults |
Full-term Adult |
2 days |
Right/left within-subjects comparison Age between-subjects comparison |
| Lin et al. (2013) |
FDNIRS DCS Resting state |
70 |
55 preterm (24–42 GA) 15 full-term |
3.6 weeks |
Right/left within-subjects comparison Preterm/full-term and sex between-subjects comparison |
| Myers et al. (2012) |
EEG Resting state Spectral power Burst detection |
252 |
171 preterm 81 full-term |
35–52 PCA | Right/left and preterm/full-term between-subjects comparison |
| Bouchon et al. (2015) |
NIRS Artificial and random grammar |
24 | Full-term | 1–3 days | Right/left within-subjects comparison |
| Kwon et al. (2015) |
3 T fMRI Resting state Connectivity |
26 preterm 25 full-term |
Preterm (500–1500 g) Full-term |
At term PCA |
Right/left within-subjects comparison Preterm/full-term between-subjects comparison |
| Arimitsu et al. (2018) |
NIRS Phonetic changes |
80 |
60 preterm (26–41 GA) 20 term |
33–41 PCA |
Right/left and Age between-subjects comparison |
| Barttfeld et al. (2018) |
1.5 T fMRI Resting state |
24 | Full-term | 41.1 ± 1.08 PCA | Right/left within-subjects comparison |
| Corsi-Cabrera et al. (2019) |
EEG Resting state Spectral analysis |
60 | Full-term | 41, 42, 43, 44, 45 PCA |
Right/left within-subjects comparison Age between-subjects comparison |
AEP auditory-evoked potentials, DCS diffuse correlation spectroscopy, EEG electroencephalogram, FDNIRS frequency domain near-infrared spectroscopy, GA gestational age, HARDI high-angular resolution diffusion, MRI magnetic resonance imaging, PCA post-conception age, SEP somatosensory-evoked potentials