Table 1.

Characteristics of patients with isolated left CDH born in 2000–2012 and treated at our institution

Characteristic	Mean +/− SD or N(%)
Maternal age, years	31.3 +/− 6.0
Gestational age at birth, weeks	37.2 +/− 2.8
<36 weeks	17 (19%)
Birth weight, grams	3000 +/− 700
<2500 grams	16 (18%)
Male gender	53 (59%)
Cesarean section *	20 (38%)
Birth era
2000–2004	27 (30%)
2005–2008	26 (29%)
2009–2012	37 (41%)
Imaging Data
Stomach position on first UCSF anatomic survey sonogram
Abdominal	13 (14%)
Anterior left chest	17 (19%)
Mid-to-posterior left chest	37 (41%)
Retrocardiac (right chest)	23 (26%)
Gestational age at time of sonogram, weeks (median, IQR) †	25.9 (23.9, 31.3)
Fetal Surgical Data
Tracheal balloon occlusion	15/90 (17%)
Neonatal Outcomes
Death	27/90 (30%)
Extracorporeal membrane oxygenation (ECMO)	13/90 (14%)
Non-primary diaphragm repair ‡	56/80 (70%)
Prolonged mechanical ventilation (>14 days) §	42/80 (53%)
Prolonged respiratory support (≥56 days) ¶	22/66 (33%)

^*Data about mode of delivery was available for 53 patients.

^†Gestational age by last menstrual period, or if unavailable, by ultrasound dating; total range 17.9–41 weeks.

^‡Excludes patients who died prior to surgical repair (n=80).

^§Excludes patients who died prior to 14 days of age (n=80).

^¶Of these, 7 patients were discharged home on oxygen prior to reaching 56 days of age.

Age at discharge ranged from 29 to 43 days, mean of 37.9 +/− 4.8 days.

Excludes patients who died prior to 56 days of age (n=66).