Table 4

Cox's proportional hazards regression model output

Variable N=845†HR
Urban/rural1.045 (0.075)
 Age 41–501.062 (0.16)
 Age 51–550.894 (0.148)
 Age 56–601.181 (0.19)
 Age 60–651.033 (0.169)
 Age 66–701.126 (0.211)
 Age 71 or greater1.154 (0.17)
Have a comorbidity0.996 (0.005)
 Stage 21.04 (0.082)
 Stage 31.025 (0.108)
 Stage 40.956 (0.152)
Number of symptoms0.982 (0.019)
 Quintile 20.878 (0.093)
 Quintile 30.873 (0.097)
 Quintile 40.839 (0.09)
 Least deprived1.116 (0.123)
 Breast screening unit0.647*** (0.066)
 Action cancer1.158 (0.217)
 Other0.889 (0.151)
Individuals seen privately at some stage along the treatment pathway1.358** (0.178)
Schoenfeld residual test p value<0.05
  • Numbers in parentheses are SEs.

  • *, 90% significance level; **, 95% significance level; ***, 99% significance level.

  • †Source of referral is unknown for three observations which are excluded from the model displayed in table 4.