Table 3 Statistical description of deterministically and probabilistically calculated hazard quotient (HQ) for ingestion and dermal pathways in different age groups.
Premonsoon | Parameter | Deterministic value (ingestion) | Risk certainty level (RCL) % | Probabilistic value (ingestion) | Risk certainty level (RCL) % | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Age group | Mean | Median | SD | 5th percentile | 95th percentile | HQ > 1 | Mean | Median | SD | 5th percentile | 95th percentile | HQ > 1 | |
Infants | \(HQ_{{{\text{NO}}_{3}^{ - } }}\) | 2.20E+00 | 1.22E+00 | 2.26E+00 | 1.69E−02 | 5.88E+00 | 51.85% | 9.04E−01 | 5.27E−01 | 2.49E+00 | − 7.45E−01 | 3.74E+00 | 34.02% |
Children | 1.43E+00 | 7.90E−01 | 1.46E+00 | 1.10E−02 | 3.81E+00 | 48.15% | 5.47E−01 | 3.52E−01 | 1.45E+00 | − 5.54E−01 | 2.24E+00 | 23.00% | |
Teens | 1.03E+00 | 5.70E−01 | 1.06E+00 | 7.91E−03 | 2.75E+00 | 37.04% | 3.84E−01 | 2.51E−01 | 1.01E+01 | − 3.92E−01 | 1.54E+00 | 13.16% | |
Adults | 1.11E+00 | 6.13E−01 | 1.14E+00 | 8.52E−03 | 2.96E+00 | 40.74% | 3.25E−01 | 2.43E−01 | 9.26E−01 | − 3.72E−01 | 1.45E+00 | 11.62% | |
Infants | \(HQ_{{F^{ - } }}\) | 1.41E+00 | 1.05E+00 | 8.84E−01 | 3.01E−01 | 2.82E+00 | 66.67% | 7.32E−01 | 4.92E−01 | 1.54E+00 | 4.16E−02 | 2.23E+00 | 24.17% |
Children | 9.14E−01 | 6.83E−01 | 5.73E−01 | 1.95E−01 | 1.82E+00 | 33.33% | 4.68E−01 | 3.53E−01 | 8.95E−01 | 3.12E−02 | 1.30E+00 | 10.55% | |
Teens | 6.59E−01 | 4.92E−01 | 4.13E−01 | 1.41E−01 | 1.31E+00 | 25.93% | 2.86E−01 | 2.03E−01 | 5.53E−01 | 9.03E−03 | 8.36E−01 | 2.00% | |
Adults | 7.09E−01 | 5.30E−01 | 4.44E−01 | 1.51E−01 | 1.42E+00 | 33.33% | 2.76E−01 | 2.02E−01 | 5.27E−01 | 9.08E−03 | 7.85E−01 | 1.25% | |
Parameter | Deterministic value (dermal) | HQ > 1 | Probabilistic value (dermal) | HQ > 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Infants | \(HQ_{{NO_{3}^{ - } }}\) | 6.65E−03 | 3.68E−03 | 6.81E−03 | 5.11E−05 | 1.77E−02 | NIL | 4.09E−04 | 2.63E−04 | 1.06E−03 | − 3.64E−04 | 1.63E−03 | NIL |
Children | 4.99E−03 | 2.76E−03 | 5.11E−03 | 3.83E−05 | 1.33E−02 | NIL | 4.54E−04 | 2.94E−04 | 1.19E−03 | − 3.96E−04 | 1.77E−03 | NIL | |
Teens | 4.73E−03 | 2.62E−03 | 4.85E−03 | 3.64E−05 | 1.26E−02 | NIL | 3.54E−04 | 2.38E−04 | 9.20E−04 | − 3.22E−04 | 1.40E−03 | NIL | |
Adults | 5.71E−03 | 3.16E−03 | 5.85E−03 | 4.39E−05 | 1.52E−02 | NIL | 3.16E−04 | 2.13E−04 | 8.22E−04 | − 3.21E−04 | 1.26E−03 | NIL | |
Infants | \(HQ_{{F^{ - } }}\) | 4.25E−03 | 3.18E−03 | 2.66E−03 | 9.08E−04 | 8.89E−03 | NIL | 3.30E−04 | 2.46E−04 | 6.34E−04 | 2.38E−05 | 9.15E−04 | NIL |
Children | 3.19E−03 | 2.38E−03 | 2.00E−03 | 6.81E−04 | 6.37E−03 | NIL | 3.63E−04 | 2.66E−04 | 7.04E−04 | 2.42E−05 | 1.02E−03 | NIL | |
Teens | 3.03E−03 | 2.26E−03 | 1.90E−03 | 6.46E−04 | 6.04E−03 | NIL | 2.64E−04 | 1.94E−04 | 5.03E−04 | 9.71E−06 | 7.51E−04 | NIL | |
Adults | 3.65E−03 | 2.73E−03 | 2.29E−03 | 7.80E−04 | 7.29E−03 | NIL | 2.41E−04 | 1.79E−04 | 4.62E−04 | 7.47E−06 | 6.87E−04 | NIL | |
