Table 2

Characteristics of non-survivors and survivors

AttributeNon-survivorsSurvivorsP value
Age at diagnosis (years)76.1±11.257.6±16.4<0.001
Male97.5%83.4%<0.001
White72.5%63.1%<0.001
Hispanic7.0%9.1%<0.001
O2 supplementation1.8%0.7%<0.001
Current smoker8.9%12.0%<0.001
Charl2Yrs3.23±2.651.41±2.00<0.001*
CharlEver4.99±3.312.28±2.77<0.001*
Elix2Yrs11.87±12.754.77±8.45<0.001*
ElixEver21.28±16.629.47±12.76<0.001*
PDeathDx0.139±0.1280.049±0.064<0.001*
PDeathLabs0.136±0.1060.058±0.065<0.001*
AggRiskRx−0.0854±0.2720−0.2025±0.5424<0.001*

  • *Mann-Whitney U test; differences in ages were tested by student’s t-test.

  • AggRiskRx, drug class protective effect; CharlEver, Charlson comorbidity score, lifetime; Charl2Yrs, Charlson comorbidity score, 2-years; ElixEver, Elixhauser comorbidity score, lifetime; Elix2Yrs, Elixhauser comorbidity score, 2-years; PDeathDx, probability of death/diagnosis; PDeathLabs, laboratory-derived death probability.