| R | R2 | Coefficient (95% CI) | p-value |
Hemoglobin (gm/dl) | −0.035 | 0.001 | −0.286 - 0.153 | 0.005 |
Hematocrit (%) | 0.055 | 0.003 | −0.050 - 0.143 | 0.023 |
TsB0 (mg/dl) | 0.054 | 0.003 | −0.046 - 0.127 | 0.035 |
Postnatal age | −0.030 | 0.001 | −0.458 - 0.268 | 0.607 |
Birth weight | −0.048 | 0.002 | −2.043 - 0.838 | 0.411 |