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Table 1 Distribution (%) of Selected Characteristics of Cases and Controls

From: Spatial analysis of bladder, kidney, and pancreatic cancer on upper Cape Cod: an application of generalized additive models to case-control data

  Bladder Cancer Kidney Cancer Pancreatic Cancer
Characteristic Cases
(n = 62)
Controls
(n = 885)
Cases
(n = 35)
Controls
(n = 803)
Cases
(n = 37)
Controls
(n = 651)
Gender       
   Male 72.6 52.5 62.9 48.6 35.1 38.2
   Female 27.4 47.5 37.1 51.4 64.9 61.8
Race       
   White 98.4 96.4 94.3 96.8 97.3 96.9
   Other 1.6 3.6 5.7 3.2 2.7 3.1
Age at diagnosis or index year (y)       
   1–49 0.0 1.5 2.9 1.2 0.0 0.0
   50–59 9.7 9.7 8.6 7.0 5.4 2.2
   60–69 40.3 39.6 28.6 42.3 13.5 33.0
   70–79 37.1 34.4 51.4 40.7 59.5 46.2
   80+ 12.9 14.8 8.5 8.8 21.6 18.6
Education level (y)       
   Less than 12 31.0 19.2 20.6 17.3 13.9 19.7
   12 25.9 32.4 32.4 34.6 33.3 37.1
   13–15 13.8 24.6 20.6 25.9 22.2 21.4
   16 or more 29.3 23.8 26.5 22.2 30.6 21.8
Ever regular cigarette smokera 88.7 66.3 74.3 66.7 51.4 35.0
Ever regular alcohol drinkera ----b ----b ----b ----b 73.0 83.3
Ever exposed occupationally to solventsc 33.9 25.8 25.7 25.2 8.1 21.2
History of urinary tract infection or stone 64.5 27.9 54.3 28.8 ----b ----b
Prior medical treatment with radiation 19.4 13.1 11.4 13.4 83.8 14.1
Alive at interview 66.1 56.0 51.4 60.4 5.4 35.0
  1. a Cigarette smoking was modeled as a categorical variable for usual number of cigarettes smoked. Alcohol was modeled as a dichotomous variable for heavy drinker.
  2. b Not a risk factor for this cancer type.
  3. c Based on answers to direct questions regarding exposure to solvents and degreasers, benzene, and paint thinners.