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Table 3 Chest wall motion at rest (median and IQR)

From: Changes in chest wall motion with removal of Nuss bar in repaired pectus excavatum – a cohort study

  Bar in situ Bar removed Effect size p value
Respiratory rate 15 (13–17) 16 (12–17) 0.003 0.953
Tidal volume (Vt, ml) 668 (503–784) 682 (538–920) 0.049 0.374
Vt ribcage 315 (187–384) 307 (214–361) 0.003 0.953
Vt diaphragm 73 (66–119) 96 (75–154) 0.095 0.086
Vt Abdomen 257 (220–324) 257 (224–301) 0.003 0.953
% ribcage 42.7 (34.5–52.0) 41.6 (34.1–51.1) 0.030 0.594
% diaphragm 12.9 (11.7–15.8) 15.6 (14.2–18.9) 0.115 0.038
% abdomen 38.9 (34.4–52.0) 44.7 (33.9–50.9) 0.003 0.953