Table 2. Relationship between PIH and neonatal diseases (%).

Group	Asphyxia	SGA	Wet lung syndrome	RDS	Pulmonary hemorrhage	MAS	HIE
Infants born to mothers without PIH	16.3	10.1	1.8	2.3	0.7	3.5	18.0
Infants born to mothers with PIH	26.4	29.2	4.3	4.7	1.6	4.9	24.5
χ2	119.23	514.79	55.16	38.85	18.25	8.53	42.91
P	<0.01	<0.01	<0.01	<0.01	<0.01	<0.01	<0.01