Memory and the Hippocampus

Spatial memory score (memory) and percent lesion of the hippocampus (lesion).

Usage

HippocampusLesions

Format

A data frame with 57 observations on the following 2 variables.

lesion

a numeric vector

memory

a numeric vector

Source

Broadbent, N.J., L.R. Squire, and R.E. Clark. 2004. Spatial memory, recognition memory, and the hippocampus. Proceedings of the National Academy of Sciences (USA) 101: 14515-14520.

Examples

HippocampusLesions
#>    lesion memory
#> 1   92.36   1.24
#> 2   95.16   3.85
#> 3   97.26   5.75
#> 4   96.43   6.20
#> 5   94.20   6.52
#> 6   93.38   8.68
#> 7   89.17   6.68
#> 8   87.58   7.92
#> 9   85.99  10.08
#> 10  82.93   7.15
#> 11  84.71   5.36
#> 12  84.39   4.01
#> 13  80.13   4.85
#> 14  77.07   1.42
#> 15  78.09   5.91
#> 16  77.13   6.52
#> 17  65.61   4.54
#> 18  61.72   6.49
#> 19  61.46   7.15
#> 20  61.59   3.11
#> 21  61.27   2.32
#> 22  60.19   1.74
#> 23  55.22   2.01
#> 24  54.20   3.83
#> 25  54.97   5.09
#> 26  57.90   4.62
#> 27  52.23   4.35
#> 28  50.76   4.51
#> 29  50.76   4.27
#> 30  50.19   3.01
#> 31  37.90   2.03
#> 32  35.80   2.77
#> 33  36.69   2.96
#> 34  38.79   3.51
#> 35  44.20   3.54
#> 36  44.01   4.59
#> 37  42.17   4.75
#> 38  41.72   5.01
#> 39  44.84   5.99
#> 40  47.45  10.90
#> 41  46.94  14.93
#> 42  44.59  15.25
#> 43  39.94  18.58
#> 44  36.56  11.19
#> 45  36.69   8.42
#> 46  36.69   7.07
#> 47  37.58   7.18
#> 48  37.32   5.78
#> 49  27.90   5.12
#> 50  30.89   8.50
#> 51  19.04  11.32
#> 52  29.36  13.17
#> 53  32.55  10.40
#> 54  34.33  10.92
#> 55  43.38  13.40
#> 56   8.66  12.56
#> 57   3.57  13.93

xyplot(memory ~ lesion, data = HippocampusLesions,
  pch = 16, col = "red")


plot(memory ~ lesion, data = HippocampusLesions,
  pch = 16, col = "red")