Research Article
Pretreatment Serum Uric Acid as an Efficient Predictor of Prognosis in Men with Laryngeal Squamous Cell Cancer: A Retrospective Cohort Study
Table 1
Baseline demographics and lifestyle characteristics of laryngeal squamous cell cancer patients.
| | Covariates | Number of patients/mean |
| | No. of individuals | 814 | | Age at diagnosis (years), mean, range | 60.66, 27-89 | | >60 | 399 | | ≥60 | 415 | | Body mass index (kg/m2), mean, range | 22.94, 16.72-28.43 | | Male (%) | 100% | | Death events | 191 | | Duration of follow-up (months), median, range | 72, 3-116 | | Smoking history (yes/no) | 570/244 | | Drinking history (yes/no) | 309/505 | | Hypertension (yes/no) | 229/585 | | Median recurrence (months), range | 23, 1-95 | | T stage | | | T1 | 195 | | T2 | 328 | | T3 | 239 | | T4 | 52 | | N stage | | | N0 | 722 | | N1 | 31 | | N2 | 52 | | N3 | 9 | | TNM stage | | | I | 195 | | II | 302 | | III | 216 | | IV | 101 | | Tumour size (cm), mean, range | 1.80, 0-6.5 | | Tumour size (≤2 cm/>2 cm) | 511/303 | | Neck dissection (yes/no) | 145/669 | | Operation therapy | | | Total laryngectomy | 326 | | Partial laryngectomy | 488 | | Tumour subsite | | | Supraglottic | 179 | | Subglottic | 11 | | Glottic | 624 |
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