Table 1.

Preferences of ALS patients for tracheostomy/mechanical ventilation: Cross-classification of responses

Certainty that subject wants tracheostomyLongest length of time acceptable with tracheostomy
MissingWould not want to live<6 mo7–12 mo>12 mo
Excludes subjects with tracheostomy at baseline (n = 2). Eliminating subjects missing responses to both items (n = 11), χ2 = 67.9, p < 0.0001.
Missing11
Absolutely against139171
Leaning against11161
Undecided2473
Leaning toward1113
Absolutely want117