Table 3. Neurodevelopmental outcome of all included children, categorised by hand preference.
| Total | NRH | RH | p (unadjusted) | r (unadjusted) | p (adjusted)* | r (adjusted)* | |
|---|---|---|---|---|---|---|---|
| (n = 179) | (n = 41) | (n = 138) | |||||
| Dutch BSITD-III | Median (IQR) | Median (IQR) | Median (IQR) | ||||
| Cognitive composite score | 101 (19) | 101 (19) | 101 (24) | 0.488 | 0.890 | ||
| Fine motor scaled score | 13 (3) | 12 (3) | 13 (3) | 0.008 | 0.198 | 0.016 | 0.181 |
| Gross motor scaled score | 10 (3) | 9 (3) | 10 (3) | 0.073 | 0.255 | ||
| MABC-2-NL | Median (IQR) | Median (IQR) | Median (IQR) | ||||
| Total standard score | 6 (3) | 6 (4) | 7 (3) | 0.392 | 0.843 | ||
| Manual dexterity standard score | 7 (3) | 6 (3) | 7 (3) | 0.104 | 0.274 | ||
| Catching and aiming standard score | 8 (4) | 8 (3) | 8 (4) | 0.583 | 0.749 | ||
| Balance standard score | 8 (3) | 8 (3.5) | 8 (3.25) | 0.778 | 0.161 |
Abbreviations: NRH, non-right-handedness; RH, right-handedness; IQR, interquartile range; BSITD-III, Bayley Score of Infant and Toddler Development, third edition; MABC-2-NL, Movement Assessment Battery for Children, second edition, Dutch version.
* Adjusted for sex, birth weight <-1 SD and maternal education level. Sample size was smaller (n = 175) due to missing values of maternal education level.