| HPV - Mean score (SD) | HPV + Mean score (SD) | Δ | P- Value | |
pain | 18 (17.34) | 16 (17.37) | - 2 | 0.58 | |
swallowing | 30 (24.22) | 27 (21.33) | - 3 | 0.63 | |
senses | 16 (19.77) | 24 (24.54) | 8 | 0.24 | |
speech | 21 (17.78) | 23 (20.42) | 2 | 0.75 | |
social eating | 43 (31.53) | 26 (17.29) | - 17 | 0.04 | |
social contact | 11 (17.71) | 11 (17.82) | 0 | 0.99 | |
sexuality | 28 (35.87) | 16.5 (22.69) | - 11.5 | 0.19 | |
teeth | 23 (32.46) | 24 (32.1) | 1 | 0.84 | |
mouth open | 45 (38.41) | 40 (35.25) | - 5 | 0.64 | |
coughing | 35 (23.52) | 34 (24.09) | - 1 | 0.89 | |
felt ill | 1.5 (6.95) | 7 (18.26) | 5.5 | 0.41 | |
 | N | P16 - Mean score (SD) | P16 + Mean score (SD) | Δ | P-Value |
Pre-Op | 82 | 22.5 (15.6) | 13 (12.1) | - 9.5 | 0.005 |
6 M Post-p | 65 | 33.5 (16) | 29 (12) | - 4.5 | 0.24 |
12 M Post-p | 65 | 28.5 (10.5) | 26 (13.4) | - 2.5 | 0.45 |