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The crude SGA relative risk and crude SGA odds ratio with PAPP-A and β-hCG values
| Variables | RR and OR with 95% of CI | P | |
|---|---|---|---|
| MoM PAPP-A < 0.4 | Crude RR | 2.42 (1.93–3.02) | 0.001 |
| Crude OR | 2.93 (2.18–3.95) | 0.001 | |
| MoM βhCG > 3 | Crude RR | 1.55 (1.09–2.21) | 0.01 |
| Crude OR | 1.61 (1.09–2.57) | 0.013 |
CI = Confidence interval; RR = Relative risk; OR = Odds ratio; MoM = Multiples of the median; PAPP-A = Pregnancy-associated plasma Protein A; β-hCG=β-human-derived chorionic gonadotrophic
