TABLE 2

Characteristics of Term Neonates With Respiratory Distress

VariablePCD Cases, n = 46 (Frequency)aControl Subjects, n = 46 (Frequency)aP
Gender, boyb28 (61)28 (61)
Birth yearb
 1994–199817 (37)17 (37)
 1999–200310 (22)10 (22)
 2004–200813 (28)13 (28)
 2009–20126 (13)6 (13)
Caesarian deliveryb12 (32)16 (35)
Onset of neonatal respiratory distress, median hours (range)12 (1–168)1 (0–24)<.001
Neonatal diagnosis for respiratory distress<.001
 Transient tachypnea of newborn5 (19)28 (65)
 Neonatal pneumonia16 (59)4 (9)
 Meconium aspiration3 (11)3 (7)
 Pneumothorax0 (0)6 (14)
 Other3 (11)2 (5)
Therapy
 Oxygen (at least 1 h)39 (93)29 (63).01
 Duration of oxygen therapy, mean days (SD)15.2 (25.5)0.8 (1.9).002
 Mechanical ventilation (intubation or CPAP)7 (18)27 (59).004
 Antibiotics29 (91)35 (76).18
 Duration of hospital stay, mean (SD)14.9 (13.2)3.7 (1.5).01
  • Data are presented as number (%) unless noted otherwise. CPAP, continuous positive airway pressure.

  • a Frequencies adjusted for missing values.

  • b Cases and controls matched on these variables.