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Table 1 Associations between MN frequency and town of residence, temperature and some children’s features, assessed by computing Incidence Rate Ratio (IRR) using a Poisson regression model. 95% Confidence Intervals (95% CIs) and p value are reported

From: Results from the European Union MAPEC_LIFE cohort study on air pollution and chromosomal damage in children: are public health policies sufficiently protective?

  N IRR 95% CIs P value
Town of residence
 Brescia 494 1.000
 Lecce 428 0.600 0.414 0.871 0.007
 Perugia 453 0.662 0.468 0.937 0.020
 Pisa 334 0.829 0.593 1.160 0.275
 Torino 430 0.647 0.448 0.933 0.020
 Temperature 2139 0.952 0.944 0.961 <0.001
 Children’s BMI* 2139 1.030 1.009 1.052 0.005
Children’s adherence to Mediterranean diet*
 Low 1876 1.000
 High 263 0.824 0.683 0.994 0.043
Children’s exposure to second-hand smoke at home*
 No 1864 1.000
 Yes 275 1.199 1.017 1.415 0.031
Graduated mother*
 No 1116 1.000
 Yes 1022 0.862 0.756 0.983 0.026
Graduated father*
 No 1265 1.000
 Yes 846 0.864 0.754 0.990 0.035
  1. *Associations were assessed including town of residence and temperature in the model as potential confounders