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Table 4 Average ratio between the number of individuals commuting outside and within their region of residence (all p > 0.1) and comparison with national statistics

From: The representativeness of a European multi-center network for influenza-like-illness participatory surveillance

Influenzanet country Influenzanet General population
  Ratio between across-regions and within-regions commuters (95% CI) Ratio between across-regions and within-regions commuters (95% CI)
BE 0.429 (0.021 - 1.000) 0.371
FR 0.053 (0.000 - 0.213) 0.037
IT 0.025 (0.000 - 0.135) 0.014
NL 0.189 (0.102 - 0.343) 0.182
PT 0.164 (0.000 - 0.806) 0.041
SE 0.028 (0.0 - 0.102) 0.051
UK 0.478 (0.0 - 2.746) 0.251