has increased age-specific mortality rate 2018-05-22T16:43:28Z dos This could be used to record the increased infant morality rate in some population compared to wild-type. For examples of usage see http://purl.obolibrary.org/obo/FBcv_0000351 and subclasses. Then percentage of organisms in a population that die during some specified age range (age-specific mortality rate), minus the percentage that die in during the same age range in a wild-type population. 100 0