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Foot cutaneous perfusion prior to, immediately following and 24 h after arterial catheterization
| Preinsertion | Postinsertion | 24 h | |
| Insertion leg | 230.5 ± 173 | 205.7 ± 178 | 217.1 ± 146 |
| Noninsertion leg | 218.1 ± 170 | 188.8 ± 176 | 219.9 ± 171 |
| Insertion minus noninsertion legs | 12.5 ± 72 | 16.8 ± 51 | -2.9 ± 77 |
| P value | — | 0.22 | 0.80 |
Values are shown as mean ± SD. P values of postcatheterization and 24 h measurements are with regard to preinsertion values.
