logistic regression analysis revealed that meconium , maternal fever ( caused by urinary tract infection , upper respiratory infection , chorioamnionitis , and unknown causes ) , maternal anemia ( caused by abruptio placentae , placenta previa , and unknown causes ) , and maternal pulmonary disease ( caused by asthma and/or pneumonia ) were associated with persistent pulmonary hypertension of the neonate .
C0024115
pulmonary disease
C0032285
pneumonia