| Regression path | b | S.E | P |
| Fetal growth rate |
|
|
|
| Age | 0.140 | 0.074 | 0.208 |
| BMI | 0.092 | 0.063 | 0.144 |
| Parity | 0.296 | 0.934 | 0.403 |
| Socioeconomic status | −0.398 | 0.250 | 0.121 |
| Birth weight |
|
|
|
| Age | 0.109 | 0.064 | 0.088 |
| BMI | −0.036 | 0.050 | 0.965 |
| Parity | 0.0862 | 0.767 | 0.261 |
| Socioeconomic status | −0.283 | 0.218 | 0.754 |