Table 4. Logistic regression analysis of risk factors associated with PPHN Risk factor.

Factor	β-value	Odds Ratio	95% CI		z	P
rs2070699 T allele	1.358	3.889	1.96	7.72	3.88	0
Gestational age	0.140	1.150	0.85	1.56	0.91	0.365
Birth weight	−0.000	0.999	0.99	1.00	−0.29	0.769
Gender	0.658	1.931	0.75	5.00	1.35	0.175
Postnatal age	0.272	1.312	0.87	1.98	1.29	0.195
Maternal history	0.072	1.074	0.26	4.36	0.1	0.92
Cesarean section delivery	−0.316	0.728	0.24	2.18	−0.57	0.571
Constant	−7.439	0.000	3.36E-08	10.28	−1.49	0.136

R² = 0.1737, P = 0.0013.