Table 1.
Pearson's correlations between different measures of functional reserve: maximum isometric pressure and age.
| Functional reserve measure | Unit of measurement | Maximum isometric pressure (MIP) | Age | ||
|---|---|---|---|---|---|
| Pearson's correlation | Significance (2-tailed) | Pearson's correlation | Significance (2-tailed) | ||
| MIP minus maximum water swallow pressures | mm Hg | .814 | .000 | −.304 | .007 |
| % MIP | .314 | .005 | −.104 | .368 | |
| MIP minus mean water swallow pressures | mm Hg | .910 | .000 | −.359 | .001 |
| % MIP | .320 | .005 | −.107 | .354 | |
| MIP minus maximum regular effort saliva swallow pressures | mm Hg | .796 | .000 | −.250 | .031 |
| % MIP | .453 | .000 | −.042 | .716 | |
| MIP minus mean regular effort saliva swallow pressures | mm Hg | .899 | .000 | −.312 | .006 |
| % MIP | .493 | .000 | −.078 | .500 | |
| Maximum effortful minus maximum regular effort saliva swallow pressures | mm Hg | .285 | .013 | n/a | n/a |
| Maximum effortful minus mean regular effort saliva swallow pressures | mm Hg | .325 | .004 | n/a | n/a |
Correlations with R > 0.4 are shown in bold.