Table 3

Multivariate ORs for death-certificate-only, death-certificate +30-day mortality and death certificate +90-day mortality groups

 ORp Value (LRT)ORp Value (LRT)ORp Value (LRT)
Death-certificate-only (95% CI)Death certificate +30 (95% CI)Death certificate +90 (95% CI)
Age at diagnosis (years)
 30–390.23 (0.03 to 1.71)0.19 (0.06 to 0.61)0.20 (0.09 to 0.45)
 40–441.24 (0.59 to 2.61)0.74 (0.45 to 1.22)0.64 (0.43 to 0.94)
 45–490.96 (0.55 to 1.67)0.61 (0.43 to 0.88)0.62 (0.48 to 0.81)
 50–541.16 (0.77 to 1.73)0.69 (0.53 to 0.89)0.64 (0.53 to 0.78)
 55–590.78 (0.55 to 1.11)0.79 (0.65 to 0.95)0.81 (0.70 to 0.94)
 60–640.83 (0.62 to 1.12)0.81 (0.69 to 0.96)0.88 (0.78 to 1.00)
 65–691<0.0011<0.0011<0.001
 70–741.38 (1.08 to 1.77)1.07 (0.93 to 1.24)1.13 (1.01 to 1.26)
 75–791.73 (1.37 to 2.19)1.30 (1.13 to 1.50)1.39 (1.25 to 1.55)
 >802.28 (1.83 to 2.85)1.90 (1.66 to 2.16)1.80 (1.62 to 1.99)
Sex
 Male1.21 (1.06 to 1.37)1.12 (1.04 to 1.22)1.17 (1.10 to 1.24)
 Female10.00410.0051<0.001
Townsend deprivation quintile
 11<0.00110.00510.017
 21.06 (0.85 to 1.32)1.03 (0.90 to 1.18)1.00 (0.91 to 1.11)
 31.12 (0.90 to 1.39)1.08 (0.95 to 1.23)1.07 (0.96 to 1.18)
 41.44 (1.17 to 1.78)1.14 (1.00 to 1.30)1.07 (0.96 to 1.18)
 51.57 (1.25 to 1.97)1.28 (1.11 to 1.47)1.16 (1.04 to 1.30)
 Missing1.35 (0.82 to 2.22)0.92 (0.68 to 1.25)0.86 (0.69 to 1.08)
Smoking status
 Never smoker1<0.0011<0.0011<0.001
 Ex-smoker0.48 (0.39 to 0.58)0.66 (0.58 to 0.76)0.87 (0.78 to 0.97)
 Current smoker0.80 (0.65 to 0.98)1.14 (1.00 to 1.31)1.43 (1.28 to 1.61)
 Missing1.31 (1.00 to 1.71)1.85 (1.53 to 2.23)1.89 (1.60 to 2.23)
Charlson score
 010.12510.16810.234
 11.17 (0.99 to 1.38)1.02 (0.92 to 1.13)0.96 (0.89 to 1.05)
 2–31.20 (1.02 to 1.41)1.03 (0.93 to 1.14)1.02 (0.94 to 1.11)
 >41.10 (0.87 to 1.41)1.19 (1.02 to 1.38)1.09 (0.97 to 1.24)
Consultations and CXR*
 Low, no CXR1<0.0011<0.0011<0.001
 Medium, no CXR1.43 (1.19 to 1.71)1.43 (1.27 to 1.62)1.43 (1.29 to 1.59)
 High, no CXR1.05 (0.86 to 1.27)1.06 (0.94 to 1.21)0.96 (0.86 to 1.06)
 Low, CXR0.28 (0.23 to 0.35)0.45 (0.40 to 0.51)0.54 (0.49 to 0.59)
 Medium, CXR0.50 (0.40 to 0.63)0.80 (0.70 to 0.91)0.90 (0.82 to 1.00)
 High, CXR0.88 (0.68 to 1.13)0.83 (0.70 to 0.98)0.81 (0.71 to 0.93)
Number in household
 Lives alone10.02510.01910.204
 >1 person1.17 (1.01 to 1.36)0.035†1.09 (1.00 to 1.19)0.057†1.01 (0.94 to 1.08)0.912†
 Unknown1.39 (1.05 to 1.84)1.28 (1.06 to 1.55)1.16 (0.98 to 1.36)
Urban vs rural
 Urban1<0.0011<0.0011<0.001
 Town and fringe1.60 (1.32 to 1.95)1.13 (0.99 to 1.28)1.10 (0.99 to 1.22)
 Rural1.69 (1.30 to 2.20)1.31 (1.10 to 1.56)1.22 (1.06 to 1.41)
 Unknown0.50 (0.40 to 0.64)0.68 (0.60 to 0.78)0.79 (0.71 to 0.87)
Practice CXR quartile (per 100 population)
 1–2.731<0.0011<0.0011<0.001
 2.74–3.840.71 (0.56 to 0.89)0.96 (0.84 to 1.09)1.03 (0.93 to 1.14)
 3.85–5.331.72 (1.42 to 2.09)1.38 (1.22 to 1.56)1.28 (1.16 to 1.40)
 ≥5.341.78 (1.47 to 2.16)1.52 (1.35 to 1.71)1.41 (1.29 to 1.55)
Practice lung cancer quartile (per 100 000 population)
 <34.310.52210.00910.064
 34.3–49.560.92 (0.76 to 1.12)0.97 (0.86 to 1.10)0.98 (0.89 to 1.08)
 49.57–71.631.05 (0.86 to 1.28)1.02 (0.90 to 1.15)1.05 (0.95 to 1.15)
 ≥71.641.01 (0.83 to 1.24)0.85 (0.75 to 0.97)0.93 (0.84 to 1.03)

  • *0–4 months prediagnosis.

  • †Excluding unknown.

  • CXR, chest X-ray