Sib-pair Command: cumulate

Class	Analysis and data manipulation command
Name	cumulate
Arguments	<binary trait> <quantitative trait>

Generate a cumulative index for probands in a pedigree, following the standard ordering of generations, from 1 to N_probands. A second quantitative (or factor) trait must be provided, and the index will be written to that variable.

Example:

>> cumulate hichol idx
Generated index for 46 eligible individuals according to pedigree position.
>> print idx ^= x
!              s           C c                   h
!              e           H a                   i          
!  id  fat mot x    age    D r  adjChol    ldl   c    idx   
!
26 303 x   x    f        53 n n        92   2/2   y         1
26 305 x   x    f     x     x n        93   1/1   y         2
[...]
26 507 424 425  f     x     x n       136   1/1   y        45
26 508 426 425  m     x     x n       183   1/1   y        46