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. Author manuscript; available in PMC: 2026 Jan 1.
Published in final edited form as: Food Res Int. 2024 Nov 27;200:115424. doi: 10.1016/j.foodres.2024.115424

Table 1:

Summary statistics of the results of chicken meat samples from Peruvian traditional markets analyzed by culture for Campylobacter spp. The results are shown by region studied and in total.

Number of samples Positive Proportion (95% CI) Enumeration mean (log10 CFU/g) (Min-Max) Enumeration mean of positive samples (log10 CFU/g) (Min-Max)

Huancayo 30 9 30.0% a (17% – 48%) 0.99 ab (0 – 4.73) 3.29 (2.80 – 4.73)
Huaral 30 16 53.3% a (36% – 70%) 1.77 b (0 – 4.36) 3.32 (2.14 – 4.36)
Tumbes/Piura 30 0 0% b (0% – 11%) 0 a 0
Total 90 25 27.8% (20% – 38%) 0.92 (0 – 4.73) 3.31 (2.14 – 4.73)

95% CI = 95% confidence intervals

Superscripts a and b next to the proportion of positives correspond to the differences found when comparing the confidence intervals and superscripts a and b next to the enumeration mean correspond to the differences found using Kruskal Wallis post hoc test.