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Table 5 Dietary risk factors – food habits: meat, innards and dairy products (> 1980)

From: A case-control study of sporadic Creutzfeldt-Jakob disease in Switzerland: analysis of potential risk factors with regard to an increased CJD incidence in the years 2001–2004

     comparison with all control subjects
Risk factor n
total
mean (SD) or % crude estimate age and sex adjusted estimate age, sex and education adjusted estimate
   cases n = 69 controls n = 224 OR (95% CI) p OR (95% CI) p OR (95% CI) p
vegetarian for > 1 year 290 3.0 5.4 0.55 (0.12–2.53) 0.445 0.62 (0.13–2.93) 0.550 0.81 (0.17–3.95) 0.798
cow's milk (regularly/daily) 288 87.7 87.9 0.98 (0.43–2.28) 0.965 0.98 (0.42–2.30) 0.962 1.00 (0.42–2.39) 0.997
cheese (> 1/week) 288 95.4 96.0 0.87 (0.23–3.31) 0.837 0.84 (0.22–3.22) 0.800 0.68 (0.17–2.71) 0.588
beef (> 1/week) 287 50.8 54.5 0.86 (0.49–1.50) 0.595 0.84 (0.48–1.47) 0.549 0.88 (0.50–1.55) 0.650
veal (> 1/week) 286 40.6 30.6 1.55 (0.87–2.75) 0.135 1.51 (0.84–2.69) 0.167 1.55 (0.86–2.80) 0.142
pork (> 1/week) 287 63.1 62.6 1.02 (0.58–1.81) 0.946 0.99 (0.55–1.76) 0.960 0.93 (0.52–1.68) 0.811
lamb, ever 287 81.5 86.0 0.72 (0.34–1.49) 0.373 0.63 (0.29–1.34) 0.229 0.74 (0.34–1.64) 0.463
game/venison, ever 285 87.5 81.5 1.59 (0.71–3.60) 0.262 1.45 (0.63–3.35) 0.384 1.48 (0.64–3.45) 0.362
chicken (> 1/week) 285 63.5 57.7 1.28 (0.73–2.33) 0.407 1.28 (0.71–2.28) 0.411 1.23 (0.68–2.21) 0.495
sausages (> 1/week) 283 54.1 42.8 1.58 (0.89–2.78) 0.118 1.51 (0.85–2.69) 0.161 1.55 (0.86–2.78) 0.147
hamburgers at restaurants, ever 286 37.5 24.8 1.82 (1.01–3.29) 0.047 1.76 (0.95–3.24) 0.070 1.74 (0.93–3.26) 0.086
innards, ever 287 56.9 50.5 1.30 (0.74–2.27) 0.359 1.27 (0.72–2.23) 0.404 1.32 (0.75–2.35) 0.337
liver, ever 287 78.5 73.9 1.29 (0.66–2.50) 0.454 1.28 (0.66–2.49) 0.469 1.23 (0.62–2.47) 0.552
kidneys, ever 287 33.9 22.5 1.76 (0.96–3.22) 0.066 1.68 (0.91–3.09) 0.094 1.96 (1.04–3.68) 0.037
liver sausage/paté, ever 285 66.7 62.6 1.19 (0.66–2.15) 0.556 1.16 (0.64–2.11) 0.620 1.16 (0.64–2.13) 0.626
blood sausage/black pudding, ever 285 57.1 54.1 1.13 (0.64–1.99) 0.664 1.11 (0.63–1.95) 0.729 1.12 (0.63–2.00) 0.696
tartare/carpaccio, ever 286 31.3 36.0 0.81 (0.44–1.46) 0.480 0.75 (0.41–1.38) 0.362 0.84 (0.45–1.56) 0.585
brain, ever 287 4.6 9.9 0.44 (0.13–1.52) 0.194 0.42 (0.12–1.47) 0.177 0.51 (0.14–1.79) 0.290
eyes, ever 287 1.5 0.5 3.45 (0.21–55.99) 0.383 3.00 (0.18–49.06) 0.441 5.59 (0.33–96.89) 0.235
cat-food, ever 290 0.0 1.3 -- -- -- -- -- --