Table 4

Fully-adjusted associations of the different cognitive sub-areas of McCarthy Scales with exposure to NO2 (μg/m3) for the INMA-Granada cohort, 2000-2006§

Psychological outcomes†Exposure to NO2 (μg/m3)
15.40 – 24.75> 24.75
McCarthy areasβ95% CIpβ95% CIp
 Perceptual-performance0.45-9.17; 10.060.93-2.17-12.76; 8.410.69
 Verbal-0.25-9.53; 9.030.96-3.09-13.31; 7.130.55
 Quantitative-4.16-14.33; 6.020.42-6.71-17.91; 4.490.24
 Memory-2.28-11.95; 7.380.64-5.52-16.18; 5.130.31
 Motor-3.36-13.04; 6.310.49-5.30-15.96; 5.360.33
 Executive function-1.93-10.99; 7.130.67-4.93-14.90; 5.050.33
 Memory span-0.10-9.61; 9.410.98-3.46-13.93; 7.010.51
 Verbal memory-0.36-10.61; 9.900.95-2.71-14.02; 8.590.64
 Working memory-5.72-16.26; 4.830.29-7.37-18.98; 4.240.21
 Gross motor-8.30-17.69; 1.090.08-8.61-18.96; 1.740.10
 Fine motor3.28-6.83; 13.400.520.91-10.22; 12.050.87
  • § Each row is a different fully-adjusted model taking as reference group “children exposed to NO2 less than 15.40 μg/m3”.

  • CI: confidence interval.

  • Mean score for psychological outcomes is 100, with a standard deviation of 15. A higher score indicates a better performance.