Table 3 Associations between neonatal SF, maternal Hb and neonatal absolute latency wave V, IPL III-V, and SP/AP ratio (wave V)
Iron status | Â | Absolute latency wave V | Â | IPL III-V | Â | SP/AP ratio | Â |
|---|---|---|---|---|---|---|---|
n | β (95% CI) | P | β (95% CI) | P | β (95% CI) | P | |
SF (ng/mL) | |||||||
 Q1 | 216 | Ref |  < 0.001 | Ref |  < 0.001 | Ref |  < 0.001 |
 Q2 | 211 | -0.714 (-0.854, -0.574) |  | -0.072 (-0.086, -0.057) |  | -3.926 (-4.611, -3.241) |  |
 Q3 | 216 | -0.818 (-0.958, -0.679) |  | -0.091 (-0.105, -0.076) |  | -5.360 (-6.041, -4.679) |  |
 Q4 | 246 | -0.871 (-1.010, -0.732) |  | -0.106 (-0.121, -0.091) |  | -5.912 (-6.593, -5.231) |  |
Hb (g/L) | |||||||
 Q1 | 216 | Ref | 0.002 | Ref |  < 0.001 | Ref | 0.013 |
 Q2 | 211 | -0.234 (-0.382, -0.086) |  | -0.030 (-0.046, -0.014) |  | -0.984 (-1.758, -0.210) |  |
 Q3 | 216 | -0.459 (-0.607, -0.311) |  | -0.050 (-0.066, -0.034) |  | -2.718 (-3.491, -1.945) |  |
 Q4 | 246 | -0.515 (-0.670, -0.360) |  | -0.061 (-0.078, -0.044) |  | -2.452 (-3.260, -1.643) |  |