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Table 5 Age at 1st OSCC and depth of invasion vs. cause of death

From: Clinicopathological parameters, recurrence, locoregional and distant metastasis in 115 T1-T2 oral squamous cell carcinoma patients

  Cause of death Kruskal wallis p-values
  Alive at 5-years Cardio-respiratory failure Pneumonia Regional met Distant met  
Age at 1st OSCC       
Mean 58.73 85.20 83.83 67.70 55.82 <0.001
Std. Deviation 14.373 8.228 7.026 12.230 15.276  
Std. Error 1.578 3.680 2.868 3.867 4.606  
Lower Bound 95% CI 55.60 74.98 76.46 58.95 45.56  
Upper Bound 95% CI 61.87 95.42 91.21 76.45 66.08  
Minimum 20 73 73 49 34  
Maximum 91 96 94 85 72  
Depth of Invasion (mm)       
Mean 4.837 4.000 6.300 8.620 9.545 <0.001
Std. Deviation 3.4516 1.6016 3.9085 3.8250 3.7377  
Std. Error 0.3789 0.7162 1.5956 1.2096 1.1270  
Lower Bound 95% CI 4.084 2.011 2.198 5.884 7.034  
Upper Bound 95% CI 5.591 5.989 10.402 11.356 12.057  
Minimum 1.0 2.5 3.2 5.5 3.3  
Maximum 18.0 6.7 14.0 17.0 16.0