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Table 5 General level of knowledge about Campylobacter among consumer groups based on a representative survey in Germany (2017)

From: Comparison of consumer knowledge about Campylobacter, Salmonella and Toxoplasma and their transmissibility via meat: results of a consumer study in Germany

  n total n (%) Campylobacter is known n (%) Campylobacter is unknown X2 test p-value Multivariable logistic regression (n = 986)
b(SE) p-value Adj. OR 95% CI
Gender     0.509 0.476     
 Female 500 164 (32.8) 336 (67.2)       
 Male 508 156 (30.7) 352 (69.3)       
Age group     15.356 0.002     
 16–19 years old 176 35 (19.9) 141 (80.1)     <  0.001 baseline  
 20–39 years old 219 68 (31.1) 151 (68.9)    0.704 (0.256) 0.006 2.021 1.223–3.341
 40–59 years old 451 158 (35.0) 293 (65.0)    0.98 (0.231) <  0.001 2.664 1.693–4.191
  > 60 years old 162 59 (36.4) 103 (63.6)    1.093 (0.267) < 0.001 2.982 1.768–5.030
Federal state     0.383 0.536     
 Eastern Germany 215 72 (33.5) 143 (66.5)       
 Western Germany 793 248 (31.3) 545 (68.7)       
Cold cut consumption/week     4.030 0.133     
 No consumption (never) 47 10 (21.3) 37 (78.7)       
 Rare to frequent (<  1/week up to 3–4/week) 582 179 30.8) 403 69.2)       
 Very common (5–6/week or daily) 379 131 (37.6) 248 (65.4)       
Meat consumption/week     4.377 0.112     
 No consumption (never) 35 10 (28.6) 25 (71.4)       
 Rare to frequent (<  1/week up to 3–4/week) 784 238 (30.4) 546 (69.6)       
 Very common (5-6x/week or daily) 189 72 (38.1) 117 (61.9)       
Level of education     6.219 0.013     
 No certificate or lower secondary school certificate 108 23 (21.3) 85 (78.7)      baseline  
 At least secondary school certificate 878 291 (33.1) 587 (66.9)    0.641 (0.521) 0.01 1.899 1.162–3.104
Size of the main residence (number of inhabitants)     2.328 0.507     
 Rural community (<  5000) 158 47 (29.7) 111 (70.3)       
 Small-size town (between 5000 and less than 20,000) 220 63 (28.6) 157 (71.4)       
 Mid-size town (between 20,000 and less than 100,000) 264 89 (33.7) 175 (66.3)       
 Metropolis (100,000 and more) 332 112 (33.7) 220 (66.3)       
Children in the household     < 0.001 0.984     
 At least 1 children 337 108 (32.0) 229 (68.0)       
 No children 654 210 (32.1) 444 (67.9)       
Monthly household income after taxes     3.185 0.203     
 Low income (<  1500€) 252 73 (29.0) 179 (71.0)       
 Middle income (1500 - < 3600€) 418 141 (33.7) 277 (66.3)       
 High income (>  3600€) 176 65 (36.9) 111 (63.1)       
Occupational groups     11.221 0.001     
 Actor in the food chain 117 53 (45.3) 64 (54.7)      baseline  
 Not an actor in the food chain 891 267 (30.0) 624 (70.0)    −0.589 (0.217) 0.007 0.555 0.362–0.849
Veterinarian     14.916 < 0.001     
 Yes 12 10 (83.3) 2 (16.7)      baseline  
 No 996 310 (31.1) 686 (68.9)    −2.381 (0.817) 0.004 0.092 0.019–0.459