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Table 1 Distribution of co-variables by deprivation quintile among all women (N = 786)

From: Do pre-diagnosis primary care consultation patterns explain deprivation-specific differences in net survival among women with breast cancer? An examination of individually-linked data from the UK West Midlands cancer registry, national screening programme and Clinical Practice Research Datalink

  Total Least deprived 2 3 4 Most deprived p-valuea
n (%) n (%) n (%) n (%) n (%) n (%)
Total 786 (100) 211 (100) 213 (100) 140 (100) 112 (100) 110 (100)
Vital status at end of follow up
 Alive 567 (72.1) 165 (78.2) 154 (72.3) 106 (75.7) 76 (67.9) 66 (60.0) 0.008
 Dead 219 (27.9) 46 (21.8) 59 (27.7) 34 (24.3) 36 (32.1) 44 (40.0)
Age groups
 50–54 191 (24.3) 49 (23.2) 57 (26.8) 29 (20.7) 27 (24.1) 29 (26.4) 0.707
 55–59 174 (22.1) 48 (22.7) 48 (22.5) 35 (25.0) 21 (18.8) 22 (20.0)
 60–64 216 (27.5) 66 (31.3) 58 (27.2) 33 (23.6) 33 (29.5) 26 (23.6)
 65–70 205 (26.1) 48 (22.7) 50 (23.5) 43 (30.7) 31 (27.7) 33 (30.0)
Extent of disease at diagnosis
 Localised 437 (55.6) 127 (60.2) 118 (55.4) 81 (57.9) 59 (52.7) 52 (47.3) 0.045
 Regional 255 (32.4) 64 (30.3) 65 (30.5) 45 (32.1) 39 (34.8) 42 (38.2)
 Distant 24 (3.1) 3 (1.4) 5 (2.3) 3 (2.1) 4 (3.6) 9 (8.2)
 Missing 70 (8.9) 17 (8.1) 25 (11.7) 11 (7.9) 10 (8.9) 7 (6.4)
Screening groups
 Screen-detected cancer 316 (40.2) 112 (53.1) 119 (55.9) 64 (45.7) 65 (58.0) 74 (67.3) 0.013
 Not screen-detected cancer 434 (55.2) 91 (43.1) 83 (39.0) 67 (47.9) 45 (40.2) 30 (27.3)
 Missing 36 (4.6) 8 (3.8) 11 (5.2) 9 (6.4) 2 (1.8) 6 (5.5)
Period of diagnosis
 1989–1994 81 (10.3) 18 (8.5) 22 (10.3) 13 (9.3) 11 (9.8) 17 (15.5) 0.011
 1995–2000 283 (36.0) 79 (37.4) 64 (30.0) 57 (40.7) 32 (28.6) 51 (46.4)
 2001–2006 422 (53.7) 114 (54.0) 127 (59.6) 70 (50.0) 69 (61.6) 42 (38.2)
Smoking status
 Non- or ex-smoker 541 (68.8) 159 (75.4) 154 (72.3) 94 (67.1) 74 (66.1) 60 (54.5) 0.002
 Current smoker 222 (28.2) 45 (21.3) 55 (25.8) 42 (30.0) 33 (29.5) 47 (42.7)
 Missing 23 (2.9) 7 (3.3) 4 (1.9) 4 (2.9) 5 (4.5) 3 (2.7)
Alcohol consumption status
 Non-drinker 84 (10.7) 17 (8.1) 13 (6.1) 19 (13.6) 12 (10.7) 23 (20.9) <0.001
 Current drinker 569 (72.4) 161 (76.3) 171 (80.3) 96 (68.6) 72 (64.3) 69 (62.7)
 Ex-drinker 81 (10.3) 19 (9.0) 16 (7.5) 14 (10.0) 18 (16.1) 14 (12.7)
 Missing 52 (6.6) 14 (6.6) 13 (6.1) 11 (7.9) 10 (8.9) 4 (3.6)
BMI (kg/m2)
  < 25 kg/m2 305 (38.8) 84 (39.8) 99 (46.5) 53 (37.9) 40 (35.7) 29 (26.4) 0.001
 25 to <30 235 (29.9) 73 (34.6) 50 (23.5) 43 (30.7) 32 (28.6) 37 (33.6)
 30+ 189 (24) 41 (19.4) 49 (23.0) 29 (20.7) 32 (28.6) 38 (34.5)
 Missing 57 (7.3) 13 (6.2) 15 (7.0) 15 (10.7) 8 (7.1) 6 (5.5)  
Charlson score
 0 684 (87) 191 (90.5) 185 (86.9) 124 (88.6) 93 (83.0) 91 (82.7) 0.202
 1+ 102 (13) 20 (9.5) 28 (13.1) 16 (11.4) 19 (17.0) 19 (17.3)
  1. a P-values are derived from X 2 tests for categorical variables and non-parametric tests for trend for continuous variables (BMI, breast-related consultations). All tests exclude missing values