Table 4 Interaction between age and LBW as determinants of child development
In children < = 1 year (infants) (reference: BW ≥ 2500 g)
LBW 62 −0.37 (− 0.62, − 0.09) −0.11 (− 0.41, 0.21) −0.34 (− 0.6, − 0.06) −0.76 (− 1.09, − 0.41) −0.40 (− 0.63, − 0.15)
In children > 1 year and < = 3 years (toddlers) (reference: BW ≥ 2500 g)
LBW 107 −0.08 (− 0.24, 0.1) −0.23 (− 0.41, − 0.03) −0.10 (− 0.20, 0.09) −0.14 (− 0.29, 0.02) −0.07 (− 0.26, 0.14)
In children > 3 years (preschoolers) (reference: BW ≥ 2500 g)
LBW 109 −0.1 (− 0.27, 0.08) −0.23 (− 0.58, 0.13) −0.48 (− 0.89, − 0.04) −0.33 (− 0.57, − 0.08) 0.04 (− 0.2, 0.27)
p-values for interaction by age 0.37 0.66 0.41 0.04 0.04
General linear models with interaction terms, adjusted for sample clustering