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. Author manuscript; available in PMC: 2015 Jan 18.
Published in final edited form as: J Pediatr Surg. 2011 Jul;46(7):1303–1308. doi: 10.1016/j.jpedsurg.2010.11.048

Table 2.

Preoperative data (thoracoscopic vs open)

Thoracoscopic (n = 26) Open (n = 19) P
Preoperative HF/HFO vent requirement 19.2% 63.2% .005
Age at repair (d) 3 (2–22) 4 (1–10) .925
pH 7.375 (7.33–7.45) 7.38 (7.3–7.51) .917
Pco2 42.5 (30–51) 42 (29–55) .147
Po2 70 (46–121) 64 (39–109) .147
HCO3 24 (19–34) 25 (21–32) .898
Preductal oxygen saturation (%) 97 (90–100) 97 (83–100) .57
Ventilator respiratory rate (breaths per min) 30 (12–100) 40 (12–100) .018
PIP 19 (14–22) 20 (16–23) .451
PEEP 5 (1–5) 5 (1–5) .133
Fio2 0.21 (0.21–0.35) 0.26 (0.21–0.4) .003

HF vent indicates high-frequency ventilator (100 breaths per minute); HFO vent, high-frequency oscillatory ventilation; PIP, peak inspiratory pressure; PEEP, positive end expiratory pressure; FI02, fraction of inspired oxygen.