Table 5 Summary of postoperative follow-up
|  | Group C (n = 19) | Group U (n = 21) | Group F (n = 21) |
|---|---|---|---|
Hoarse (mild/medium/heavy) | 6/3/0 | 7/3/0 | 8/3/0 |
Sore throat (mild/medium/severe) | 0/2/0 | 0/1/0 | 2/0/0 |
Patient satisfaction score | 94.47 ± 3.42 | 95.19 ± 3.78 | 96.76 ± 2.72 |