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Multivariate statistical correlations between mercury delivery in mainstream smoke and physical parameters.
| Parameter | t Ratio (ISO) | p (ISO) | t Ratio (Intense) | p (Intense) |
|---|---|---|---|---|
| Diameter | −1.11 | 0.30 | 0.01 | 0.99 |
| Pressure Drop (Vents Shut) | −0.34 | 0.74 | 0.54 | 0.59 |
| Total Ventilation | −3.89 | 0.0046 | −1.78 | 0.11 |
| Filter Length | 0.46 | 0.65 | −0.75 | 0.47 |
| Tobacco Length | 0.51 | 0.62 | 0.84 | 0.43 |
| Tobacco Mass | −0.76 | 0.47 | 0.04 | 0.97 |
| Number of Puffs | 2.00 | 0.080 | 2.37 | 0.046 |
| Tobacco Mercury Concentration | 1.18 | 0.27 | 2.53 | 0.036 |
