Data on dermal ridge counts in left and right hand in (nuclear) families
Source
Sarah B. Holt (1952). Genetics of dermal ridges: bilateral asymmetry in finger ridge-counts. Annals of Eugenics 17 (1), pp.211–231. DOI: 10.1111/j.1469-1809.1952.tb02513.x
Examples
data(dermalridgesMZ)
fast.reshape(dermalridgesMZ,id="id",varying=c("left","right"))
#> sex left1 right1 group id left2 right2
#> 1 female 95 83 psychotic&neurotic 1 90 85
#> 3 female 93 90 psychotic&neurotic 2 80 80
#> 5 male 99 94 psychotic&neurotic 3 94 99
#> 7 female 55 61 psychotic&neurotic 4 48 54
#> 9 female 41 24 psychotic&neurotic 5 26 42
#> 11 male 39 38 psychotic&neurotic 6 49 38
#> 13 female 69 81 psychotic&neurotic 7 81 71
#> 15 male 78 72 psychotic&neurotic 8 77 77
#> 17 male 64 64 psychotic&neurotic 9 69 55
#> 19 male 74 83 psychotic&neurotic 10 78 87
#> 21 female 37 34 psychotic&neurotic 11 27 46
#> 23 female 39 45 psychotic&neurotic 12 45 53
#> 25 female 62 62 normal 13 69 66
#> 27 male 92 95 normal 14 90 89
#> 29 female 97 90 normal 15 92 99
#> 31 female 28 44 normal 16 44 48
#> 33 female 53 59 normal 17 51 53
#> 35 male 62 60 normal 18 56 51