Table 7 Average incremental lifetime cancer risk (ILCR) for Cr and Pb of dust in urban and suburban areas in Riyadh and Mahad AD’Dahab.

Average incremental lifetime cancer risk (ILCR) for Cr and Pb of dust

Riyadh

ILCR_ing

Urban

1.27E−05

1.17E−07

4.20E−06

3.88E−08

8.42E−06

7.76E−08

2.53E−05

2.33E−07

Suburban

1.04E−05

6.26E−08

3.44E−06

2.07E−08

6.89E−06

4.15E−08

2.07E−05

1.25E−07

Mahad AD'Dahab

ILCR_ing

Urban

1.28E−05

2.81E−07

4.24E−06

9.32E−08

8.50E−06

1.87E−07

2.55E−05

5.61E−07

Suburban

7.94E−06

5.39E−08

2.63E−06

1.78E−08

5.26E−06

3.57E−08

1.58E−05

1.07E−07

Riyadh

ILCR_der

Urban

6.82E−06

8.18E−10

6.77E−06

8.12E−10

9.49E−06

1.14E−09

2.31E−05

2.77E−09

Suburban

5.58E−06

4.37E−10

5.54E−06

4.34E−10

7.76E−06

6.08E−10

1.89E−05

1.48E−09

Mahad AD'Dahab

ILCR_der

Urban

6.88E−06

1.96E−09

6.84E−06

1.95E−09

9.58E−06

2.73E−09

2.33E−05

6.64E−09

Suburban

4.26E−06

3.76E−10

4.23E−06

3.73E−10

5.93E−06

5.24E−10

1.44E−05

1.27E−09

Riyadh

ILCR_ing+der

Urban

1.95E−05

1.18E−07

1.10E−05

3.96E−08

1.79E−05

7.87E−08

4.84E−05

2.36E−07

Suburban

1.60E−05

6.30E−08

8.98E−06

2.11E−08

1.47E−05

4.21E−08

3.96E−05

1.26E−07

Mahad AD'Dahab

ILCR_ing+der

Urban

1.97E−05

2.83E−07

1.11E−05

9.52E−08

1.81E−05

1.90E−07

4.88E−05

5.68E−07

Suburban

1.22E−05

5.43E−08

6.86E−06

1.82E−08

1.12E−05

3.62E−08

3.03E−05

1.09E−07

Average incremental lifetime cancer risk (ILCR) for Cr and Pb of soil

Riyadh

ILCR_ing

Urban

1.02E−05

5.64E−08

3.39E−06

1.87E−08

6.79E−06

3.74E−08

2.04E−05

1.13E−07

Suburban

1.50E−05

6.61E−08

4.97E−06

2.19E−08

9.94E−06

4.38E−08

2.99E−05

1.32E−07

Mahad AD'Dahab

ILCR_ing

Urban

1.59E−05

2.69E−07

5.28E−06

8.91E−08

1.06E−05

1.78E−07

3.18E−05

5.37E−07

Suburban

1.50E−05

9.20E−08

4.95E−06

3.04E−08

9.92E−06

6.10E−08

2.98E−05

1.83E−07

Riyadh

ILCR_der

Urban

5.50E−06

3.94E−10

5.46E−06

3.91E−10

7.65E−06

5.48E−10

1.86E−05

1.33E−09

Suburban

8.05E−06

4.61E−10

8.00E−06

4.58E−10

1.12E−05

6.42E−10

2.73E−05

1.56E−09

Mahad AD'Dahab

ILCR_der

Urban

8.56E−06

1.88E−09

8.50E−06

1.87E−09

1.19E−05

2.62E−09

2.90E−05

6.36E−09

Suburban

8.03E−06

6.42E−10

7.98E−06

6.38E−10

1.12E−05

8.94E−10

2.72E−05

2.17E−09

Riyadh

ILCR_ing+der

Urban

1.57E−05

5.68E−08

8.85E−06

1.91E−08

1.44E−05

3.80E−08

3.90E−05

1.14E−07

Suburban

2.31E−05

6.65E−08

1.30E−05

2.23E−08

2.12E−05

4.44E−08

5.72E−05

1.33E−07

Mahad AD'Dahab

ILCR_ing+der

Urban

2.45E−05

2.71E−07

1.38E−05

9.10E−08

2.25E−05

1.81E−07

6.08E−05

5.43E−07

Suburban

2.30E−05

9.26E−08

1.29E−05

3.11E−08

2.11E−05

6.19E−08

5.70E−05

1.86E−07