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Fig. 1 | Environmental Health

Fig. 1

From: Prenatal exposure to ambient air pollution is associated with neurodevelopmental outcomes at 2 years of age

Fig. 1

Correlations Among Exposure Windows During the 9-Month Pregnancy Period. Figures show the Spearman correlation structure among individual monthly lags of prenatal ambient air pollution exposure for NO2 (left), PM10 (middle), and PM2.5 (right). Blue colors indicate positive correlations while red colors indicate negative correlations. Statistical significance is denoted as *p < 0.05, **p < 0.01, and ***p < 0.001, respectively

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Environmental Health

ISSN: 1476-069X