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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

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