Sib-pair Command: prune


ClassAnalysis and data manipulation command
Nameprune
Arguments [<binary trait> [|<quantitative trait> over|under <threshold>]]

Reduce pedigree to contain probands and minimum number of connecting relatives.

Example:

>> include williamsex.in
>> sho ped

Pedigree          Size Fndrs  Gens Disjoint
-------------- ------- ----- ----- --------
26                  60    16     5

>> tab CHD
CHD                  x:    25       y:     8       n:    27

>> prune CHD

--------------------------------------------------
 Pruning pedigrees of probands with trait "CHD"
--------------------------------------------------
Reread   1 pedigrees, 11 individuals (0.00 s).
Dataset occupies 0.001 Mb.

>> tab CHD
CHD                  x:     1       y:     8       n:     2



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