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Table 2 Meta-analysis of prevalence of Campylobacter in all of foods

From: The prevalence of Campylobacter spp. in vegetables, fruits, and fresh produce: a systematic review and meta-analysis

Sourcea Total inputsb Total sample sizec Overall prevalence (%) 95% confidence interval I2 (%) P for χ2
Pennywort 2 57 57.84 45.37–70.31 0.00 0.74
Wild cosmos 2 108 53.46 17.02–89.89 95.10 0.00
Coriander 3 56 41.00 0.00–83.65 93.60 0.00
Bean 4 200 39.47 13.81–65.13 94.70 0.00
Sprouts 5 171 23.68 6.68–40.68 95.60 0.00
Parsley 4 313 18.58 8.54–28.62 96.10 0.00
Cucumber 3 157 18.30 0.00–42.00 92.50 0.00
Fenugreek 1 9 11.11 0.00–26.83
Cabbage 4 296 10.42 2.38–18.45 95.90 0.00
Lettuce 10 921 1.53 0.12–2.94 54.00 0.02
Radish 2 178 1.14 0.00–2.47 0.00 0.93
Spinach 6 356 0.91 0.00–1.98 0.00 0.81
Mushroom 2 225 0.89 0.00–1.99 0.00 0.92
Potato 1 153 0.65 0.00–1.56
Fresh cut vegetables 2 421 0.50 0.00–1.10
Green Onion 2 289 0.49 0.00–1.29 0.00 0.54
Fruits 4 1968 0.21 0.00–0.45 0.00 0.97
RTE vegetables 5 4763 0.13 0.00–0.40 31.00 0.21
Vegetables 15 8535 0.12 0.00–0.28 38.40 0.06
Leafy vegetables 5 11,041 0.10 0.00–0.25 81.10 0.00
Salad 16 7692 0.02 0.00–0.26 63.50 0.00
Onion 1 42 0.00 0.00–4.20
Crops 1 196 0.00 0.00–0.93
Beet 1 55 0.00 0.00–3.92
Water cress 1 55 0.00 0.00–3.92
Asparagus 1 55 0.00 0.00–3.92
Celery 1 150 0.00 0.00–1.54
Cauliflower 1 9 0.00 0.00–17.43
Strawberry 3 191 0.00 0.00–1.70 0.00 1.00
Tomatoes 1 120 0.00 0.00–1.90
Endive 1 21 0.00 0.00–9.31 0.00 0.00
Arugula 2 60 0.00 0.00–24.53 0.00 0.00
Carrot 4 379 0.00 0.00–0.90 0.00 1.00
  1. a Different type of fresh vegetables and fruits
  2. b Number of distinctive prevalence values is reported
  3. c Number of vegetable and fruit samples used to determine each estimate