Table 2

Subjective ratings of aspiration and voice quality improvement at 3 and 9 months postoperatively

Variable; scoreGroup A, no. of patientsGroup B, no. of patients
3 mo9 mop value*3 mo9 mop value*
Aspiration†
 2300.05520.02
 11023
 01502
Voice quality improvement‡
 2000.2520.08
 13125
 02400

  • ↵* Wilcoxon signed-rank test for paired observations applied to values measured at 3 and 9 months.

  • ↵† 0 = normal, 1 = mild, 2 = moderate.

  • ↵‡ 0 = markedly improved, 1 = improved, 2 = unchanged.