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Table 1 Univariate and adjusted risk differences for female breast cancer and prostate cancer

From: Primary care characteristics and stage of cancer at diagnosis using data from the national cancer registration service, quality outcomes framework and general practice information

  Female breast cancer Prostate cancer
Univariate Adjusted; age & deprivation Univariate Adjusted; age & deprivation
Risk difference (95 % CI) p-value Risk difference (95 % CI) p-value Risk difference (95 % CI) p-value Risk difference (95 % CI) p-value
Patient level Age             
65 + yrs Baseline Baseline Baseline Baseline
45-64 years −3.2 (−4.1 to −2.4) <0.001 −3.2 (−4.1 to −2.4) <0.001 −8.1 (−9.4 to −6.8) <0.001 −8.2 (−9.4 to −6.9) <0.001
15-44 years 2.1 (0.6 to 3.6) 0.01 1.9 (0.4 to 3.4) 0.01 −19.0 (−29.5 to −8.5) <0.001 −19.7 (−30.2 to −9.3) <0.001
Ethnicity             
White Baseline   Baseline  
Non-white 6.0 (3.3 to 8.6) <0.001     −6.0 (−10.3 to −1.7) 0.01    
Deprivation             
Q1 (least deprived) Baseline Baseline Baseline Baseline
Q2 −0.6 (−1.8 to 0.6)   −0.8 (−1.9 to 0.4)   2.1 (0.5 to 3.8)   2.0 (0.4 to 3.7)  
Q3 0.0 (−1.2 to 1.2)   −0.1 (−1.3 to 1.0)   2.7 (1.0 to 4.5)   2.6 (0.9 to 4.3)  
Q4 2.5 (1.2 to 3.8)   2.2 (1.0 to 3.5)   4.1 (2.2 to 6.0)   4.2 (2.3 to 6.0)  
Q5 (most deprived) 3.9 (2.5 to 5.3) <0.001 3.6 (2.2 to 5.0) <0.001 4.7 (2.7 to 6.8) <0.001 4.9 (2.9 to 7.0) <0.001
GP demographics Number of patients per GP             
Q1 (lowest) Baseline Baseline Baseline Baseline
Q2 −0.1 (−1.5 to 1.3)   −0.1 (−1.4 to 1.3)   −1.2 (−3.1 to 0.8)   −1.1 (−3.0 to 0.9)  
Q3 −0.8 (−2.1 to 0.6)   −0.8 (−2.1 to 0.6)   −0.9 (−2.9 to 1.1)   −0.7 (−2.7 to 1.3)  
Q4 0.3 (−1.1 to 1.7)   0.1 (−1.3 to 1.5)   −0.8 (−2.7 to 1.2)   −0.8 (−2.8 to 1.1)  
Q5 (highest) −0.1 (−1.5 to 1.2) 0.94 −0.6 (−1.9 to 0.7) 0.48 −2.3 (−4.2 to −0.4) 0.05 −2.3 (−4.2 to −0.4) 0.04
Training practice             
No Baseline Baseline Baseline Baseline
Yes 0.9 (0.1 to 1.8) 0.03 0.6 (−0.2 to 1.5) 0.16 −0.8 (−2.0 to 0.5) 0.23 −0.9 (−2.1 to 0.4) 0.18
GPs aged 50 and over             
Some Baseline Baseline Baseline Baseline
None 0.6 (−1.0 to 2.1) 0.46 0.3 (−1.2 to 1.8) 0.66 −0.5 (−2.7 to 1.8) 0.70 −0.5 (−2.8 to 1.7) 0.64
All 1.5 (−0.4 to 3.3) 0.13 0.8 (−1.0 to 2.6) 0.41 −2.1 (−4.5 to 0.4) 0.10 −2.5 (−5.0 to −0.1) 0.04
GPs female             
Some Baseline Baseline Baseline Baseline
None −0.1 (−1.7 to 1.6) 0.95 −0.7 (−2.3 to 0.9) 0.40 −0.5 (−2.7 to 1.7) 0.68 −1.0 (−3.1 to 1.2) 0.38
All 5.0 (1.4 to 8.6) 0.01 4.0 (0.6 to 7.4) 0.02 −1.8 (−6.3 to 2.6) 0.42 −2.1 (−6.5 to 2.3) 0.34
GPs qualified in UK             
Some Baseline Baseline Baseline Baseline
None 1.5 (−0.4 to 3.4) 0.13 0.4 (−1.4 to 2.2) 0.68 −2.2 (−4.8 to 0.3) 0.08 −2.5 (−5.0 to 0.0) 0.05
All −0.4 (−1.3 to 0.5) 0.40 −0.3 (−1.1 to 0.6) 0.55 0.9 (−0.5 to 2.2) 0.20 1.1 (−0.2 to 2.4) 0.09
GP level deprivation             
Q1 (least deprived) Baseline Baseline Baseline Baseline
Q2 0.4 (−0.9 to 1.7)   0.3 (−1.0 to 1.5)   1.9 (0.1 to 3.7)   1.0 (−0.9 to 2.8)  
Q3 0.1 (−1.2 to 1.4)   −0.6 (−1.9 to 0.7)   3.2 (1.3 to 5.0)   2.1 (0.2 to 4.0)  
Q4 1.2 (−0.2 to 2.5)   −0.2 (−1.6 to 1.2)   3.5 (1.6 to 5.3)   2.1 (0.1 to 4.2)  
Q5 (most deprived) 4.4 (2.9 to 5.9) <0.001 2.5 (0.8 to 4.2) 0.14 3.5 (1.5 to 5.6) <0.001 1.8 (−0.6 to 4.2) 0.04
GP rurality             
Urban > 10 K Baseline Baseline Baseline Baseline
Town and fringe −2.4 (−3.5 to −1.4) <0.001 −1.5 (−2.5 to −0.4) 0.01 −2.0 (−3.7 to −0.4) 0.01 −1.6 (−3.3 to 0.0) 0.05
Village, hamlet & isolated dwellings −2.5 (−4.7 to −0.4) 0.02 −1.6 (−3.7 to 0.4) 0.12 −2.0 (−5.1 to 1.0) 0.19 −1.2 (−4.3 to 1.9) 0.44
GP general performance Able to book appointment             
90 % and over Baseline Baseline Baseline Baseline
80-90 % 1.0 (0.1 to 1.9)   0.6 (−0.3 to 1.4)   0.9 (−0.4 to 2.2)   0.8 (−0.5 to 2.1)  
<80 % 3.1 (1.5 to 4.7) <0.001 1.7 (0.1 to 3.3) 0.04 −1.3 (−3.6 to 1.1) 0.92 −2.0 (−4.3 to 0.4) 0.70
Able to see preferred GP             
80 % and over Baseline Baseline Baseline Baseline
60-80 % 0.7 (−0.3 to 1.7)   0.4 (−0.6 to 1.4)   0.2 (−1.2 to 1.7)   0.2 (−1.2 to 1.6)  
<60 % 1.7 (0.5 to 2.9) 0.01 1.0 (−0.2 to 2.2) 0.10 −0.7 (−2.5 to 1.0) 0.47 −0.9 (−2.7 to 0.9) 0.35
Total QOF points             
990 to 1000 (max) points Baseline Baseline Baseline Baseline
980 to 989 points −0.2 (−1.3 to 0.9)   −0.4 (−1.4 to 0.7)   1.4 (−0.3 to 3.1)   1.3 (−0.4 to 2.9)  
960 to 979 points 1.2 (0.0 to 2.4)   0.9 (−0.3 to 2.1)   1.2 (−0.5 to 2.8)   1.1 (−0.5 to 2.8)  
<960 points 1.4 (0.0 to 2.7) 0.02 0.9 (−0.4 to 2.2) 0.11 0.7 (−1.3 to 2.6) 0.23 0.4 (−1.5 to 2.3) 0.75
GP specific cancer activities Two week wait referral rate             
Q1 (lowest) Baseline Baseline Baseline Baseline
Q2 −1.8 (−3.2 to −0.5)   −1.3 (−2.6 to 0.1)   0.1 (−1.8 to 1.9)   0.1 (−1.8 to 2.0)  
Q3 −0.7 (−2.1 to 0.7)   −0.1 (−1.4 to 1.2)   1.6 (−0.3 to 3.6)   1.8 (−0.1 to 3.8)  
Q4 −2.9 (−4.2 to −1.6)   −2.0 (−3.3 to −0.7)   1.4 (−0.5 to 3.4)   1.2 (−0.7 to 3.2)  
Q5 (highest) −2.3 (−3.6 to −0.9) <0.001 −1.5 (−2.8 to −0.2) 0.01 0.7 (−1.2 to 2.7) 0.20 0.7 (−1.3 to 2.6) 0.26
Two week wait conversion             
Q1 (lowest) Baseline Baseline Baseline Baseline
Q2 −1.0 (−2.4 to 0.3)   −0.7 (−2.0 to 0.7)   2.1 (0.1 to 4.1)   2.0 (0.0 to 4.0)  
Q3 −1.7 (−3.1 to −0.4)   −1.3 (−2.6 to 0.0)   1.1 (−0.9 to 3.1)   0.9 (−1.1 to 2.9)  
Q4 −1.3 (−2.6 to 0.0)   −1.0 (−2.3 to 0.3)   0.9 (−1.1 to 2.9)   0.7 (−1.3 to 2.7)  
Q5 (highest) −1.0 (−2.4 to 0.3) 0.12 −0.7 (−2.0 to 0.6) 0.23 1.6 (−0.3 to 3.5) 0.34 1.4 (−0.5 to 3.3) 0.46
Two week wait detection             
Q1 (lowest) Baseline Baseline Baseline Baseline
Q2 −0.5 (−1.9 to 0.8)   −0.2 (−1.6 to 1.1)   0.5 (−1.4 to 2.4)   0.5 (−1.5 to 2.4)  
Q3 −1.6 (−2.9 to −0.2)   −1.1 (−2.4 to 0.2)   1.9 (0.0 to 3.8)   1.9 (0.0 to 3.8)  
Q4 −2.6 (−4.1 to −1.2)   −1.9 (−3.3 to −0.6)   2.8 (0.7 to 4.8)   2.7 (0.7 to 4.8)  
Q5 (highest) −2.0 (−3.4 to −0.6) <0.001 −1.3 (−2.6 to 0.0) 0.01 0.3 (−1.7 to 2.2) 0.26 0.6 (−1.3 to 2.5) 0.15
GP other activities Average colonoscopy, sigmoidoscopy and upper GI endoscopy             
T1 (lowest) Baseline Baseline Baseline Baseline
T2 −0.8 (−1.9 to 0.2)   −0.6 (−1.6 to 0.4)   2.3 (0.8 to 3.8)   2.4 (0.9 to 3.9)  
T3 (highest) 0.5 (−0.5 to 1.6) 0.33 0.6 (−0.4 to 1.6) 0.28 2.5 (1.0 to 4.0) 0.001 2.4 (0.9 to 3.9) 0.002
Emergency admissions             
Q1 (lowest) Baseline Baseline Baseline Baseline
Q2 −1.9 (−3.2 to −0.5)   −1.6 (−2.8 to −0.3)   1.2 (−0.7 to 3.2)   1.5 (−0.4 to 3.4)  
Q3 −0.3 (−1.7 to 1.0)   −0.1 (−1.5 to 1.2)   1.7 (−0.2 to 3.6)   1.7 (−0.2 to 3.6)  
Q4 −1.0 (−2.3 to 0.3)   −0.8 (−2.1 to 0.5)   1.7 (−0.3 to 3.6)   1.4 (−0.6 to 3.3)  
Q5 (highest) −2.0 (−3.4 to −0.7) 0.04 −2.0 (−3.3 to −0.8) 0.03 2.1 (0.1 to 4.0) 0.04 1.6 (−0.4 to 3.5) 0.17