Table 2.
Correlation between neonatal MCHr and continuous variables of interest in the total cohort, in IDM in comparison to non-IDM infants, and in term in comparison to preterm infants.
| Total cohort | IDMs versus non-IDMs | Term versus preterm infants | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| IDM group | Non-IDM group | Term infants | Preterm infants | |||||||
| rho | p | rho | p | rho | p | rho | p | rho | p | |
| Neonatal MCHr | ||||||||||
| Gestational age | 0.020 | 0.791 | -0.002 | 0.987 | -0.006 | 0.960 | -0.072 | 0.428 | 0.002 | 0.990 |
| Birth weight | 0.019 | 0.800 | -0.025 | 0.795 | 0.107 | 0.395 | -0.043 | 0.637 | -0.041 | 0.768 |
| Maternal BMI (beginning of pregnancy) | -0.075 | 0.370 | -0.135 | 0.202 | 0.076 | 0.583 | -0.058 | 0.556 | -0.084 | 0.615 |
| Maternal BMI (end of pregnancy) | -0.117 | 0.161 | -0.135 | 0.203 | -0.101 | 0.465 | -0.100 | 0.305 | -0.140 | 0.401 |
| Maternal BMI difference | -0.130 | 0.120 | -0.025 | 0.814 | -0.475 | <0.001† | -0.165 | 0.089 | -0.026 | 0.879 |
| Maternal ferritin | 0.104 | 0.171 | 0.189 | 0.057 | -0.048 | 0.707 | 0.206 | 0.022† | -0.076 | 0.591 |
| Maternal hematocrit | -0.122 | 0.134 | -0.111 | 0.280 | -0.173 | 0.197 | -0.160 | 0.090 | 0.011 | 0.949 |
| Maternal hemoglobin | 0.002 | 0.983 | -0.061 | 0.550 | 0.046 | 0.734 | -0.133 | 0.234 | 0.313 | 0.046† |
| Maternal MCV | 0.019 | 0.813 | -0.026 | 0.801 | 0.130 | 0.365 | 0.007 | 0.944 | 0.073 | 0.643 |
| Maternal hypochromia | -0.237 | 0.004† | -0.269 | 0.008† | -0.196 | 0.169 | -0.202 | 0.039† | -0.311 | 0.048† |
| Maternal MCHr | 0.147 | 0.112 | 0.083 | 0.476 | 0.268 | 0.083 | 0.146 | 0.170 | 0.150 | 0.439 |
| Maternal reticulocytes | 0.135 | 0.110 | 0.120 | 0.267 | 0.131 | 0.344 | 0.061 | 0.537 | 0.330 | 0.046† |
| Neonatal ferritin | -0.035 | 0.638 | -0.029 | 0.756 | -0.089 | 0.480 | -0.046 | 0.613 | -0.013 | 0.926 |
| Neonatal hematocrit | -0.016 | 0.839 | 0.001 | 0.993 | -0.085 | 0.513 | -0.050 | 0.586 | 0.091 | 0.522 |
| Neonatal hemoglobin | 0.003 | 0.972 | -0.068 | 0.473 | 0.046 | 0.714 | 0.023 | 0.802 | -0.057 | 0.532 |
| Neonatal MCV | 0.674 | <0.001† | 0.648 | <0.001† | 0.706 | <0.001† | 0.788 | <0.001† | 0.402 | 0.006† |
| Neonatal hypochromia | -0.078 | 0.349 | -0.103 | 0.320 | 0.022 | 0.878 | 0.029 | 0.767 | -0.312 | 0.044† |
| Neonatal reticulocytes | 0.136 | 0.075 | 0.072 | 0.450 | 0.212 | 0.102 | 0.166 | 0.069 | 0.158 | 0.264 |
Spearman’s rho coefficient.
†, statistically significant.
IDM, infant of diabetic mother; MCHr, mean reticulocyte hemoglobin content; BMI, body mass index; MCV, mean corpuscular volume.