how should i do to access list of list i have created
str(cv_results)
List of 10
$ Fold01:List of 3
..$ : Named num 96.4
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 83.3
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold02:List of 3
..$ : Named num 100
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold03:List of 3
..$ : Named num 100
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold04:List of 3
..$ : Named num 96.4
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 83.3
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold05:List of 3
..$ : Named num 100
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold06:List of 3
..$ : Named num 96.4
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 83.3
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold07:List of 3
..$ : Named num 96.3
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 83.3
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold08:List of 3
..$ : Named num 100
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold09:List of 3
..$ : Named num 100
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
$ Fold10:List of 3
..$ : Named num 100
.. ..- attr(*, "names")= chr "Accuracy"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Sensitivity"
..$ : Named num 100
.. ..- attr(*, "names")= chr "Specificity"
i want the output just "Accuracy" ... Thanks