Chapter 127
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2096 PART 6 ■ Specific Considerations<br />
Two recent studies have reevaluated both the incidence of<br />
respiratory complications and their risk factors. Bordet et al. 59<br />
evaluated prospectively 1996 patients. One hundred fifty operations<br />
were cancelled during the study period owing to ongoing<br />
respiratory disease. The authors observed 157 respiratory complications<br />
(7.9%). The mode of airway management influenced<br />
the incidence of respiratory complications. The incidence was<br />
10.2% with a laryngeal mask airway (LMA) (72/704), 4.7% with<br />
facial mask (19/401) and 7.4% with a tracheal tube (66/891). Risk<br />
factors for respiratory complications were: age