Table 8. General linear model for the outcome ‘pseudo values at 60 months’.
| General linear model | |||||
| Variable | Value | B | SE | 95% CI | P-value |
| Tumor location | Glottic larynx (ref) | 0.00 | − | − | − |
| Lip | 0.00 | 0.05 | [−0.11−0.10] | 0.93 | |
| Oral cavity | −0.19 | 0.04 | [−0.26–−0.11] | 0.00 | |
| Oropharynx | −0.14 | 0.05 | [−0.23–−0.05] | 0.00 | |
| Nasopharynx | −0.06 | 0.08 | [−0.21−0.09] | 0.44 | |
| Hypopharynx | −0.15 | 0.05 | [−0.25–−0.06] | 0.00 | |
| Supraglottic larynx | −0.07 | 0.04 | [−0.15−0.01] | 0.08 | |
| ACE27 | Grade 0 (ref) | 0.00 | − | − | − |
| Grade 1 | 0.00 | 0.03 | [−0.06−0.06] | 0.99 | |
| Grade 2 | −0.07 | 0.04 | [−0.14−0.00] | 0.06 | |
| Grade 3 | −0.19 | 0.05 | [−0.29–−0.09] | 0.00 | |
| T-class | T1 (ref) | 0.00 | − | − | − |
| T2 | −0.13 | 0.03 | [−0.20–−0.07] | 0.00 | |
| T3 | −0.19 | 0.04 | [−0.27–−0.11] | 0.00 | |
| T4 | −0.27 | 0.04 | [−0.34–−0.19] | 0.00 | |
| N-class | N0 (ref) | 0.00 | − | − | − |
| N1 | −0.16 | 0.04 | [−0.25–−0.08] | 0.00 | |
| N2 | −0.22 | 0.04 | [−0.29–−0.14] | 0.00 | |
| N3 | −0.37 | 0.05 | [−0.47–−0.26] | 0.00 | |
| M-class | M0 (ref) | 0.00 | − | − | − |
| M1 | −0.27 | 0.11 | [−0.49–−0.05] | 0.02 | |
| Prior malignancies | No (ref) | 0.00 | − | − | − |
| Yes | −0.20 | 0.04 | [−0.28–−0.12] | 0.00 | |
| Gender | Male (ref) | 0.00 | − | − | − |
| Female | 0.01 | 0.03 | [−0.05−0.07] | 0.69 | |
| Age at diagnosis per decade | −0.09 | 0.01 | [−0.11–−0.07] | 0.00 | |
| Constant | 1.38 | 0.07 | [1.24−1.52] | 0.00 | |
B: Regression coefficient.
SE: Standard error regression coefficient.
CI: Confidence interval.